RETIREMENT BENEFIT PLANS (Details)		12 Months Ended
		Jan. 02, 2016 USD ($) Plan	Jan. 03, 2015 USD ($) Plan		Dec. 28, 2013 USD ($)	Jan. 02, 2016 USD ($) shares		Jan. 03, 2015 USD ($) shares
Funded status [Abstract]
Net amount recognized in the balance sheet						$ (24,304,926)		$ (26,164,812)
Amounts recognized in accumulated other comprehensive income [Abstract]
Total		$ 19,929,214	$ 23,387,274			$ 19,929,214		$ 23,387,274
Defined Benefit Plan, Change in components of accumulated other comprehensive income [Abstract]
Balance at beginning of period		23,387,274
Liability (gains)/losses [Abstract]
Balance at end of period		$ 19,929,214	$ 23,387,274
Assumptions used to determine the projected benefit obligations [Abstract]
Expected return on plan assets						8.00%		8.00%
Rate of compensation increase						3.25%		3.25%
Accumulated benefit obligation for all qualified and nonqualified defined benefit pension plans						$ 83,433,339		$ 84,714,136
Pension plans with projected benefit obligation and accumulated benefit obligation in excess of plan assets [Abstract]
Number of plans | Plan		6	6	[1]
Projected benefit obligation						87,427,769		90,516,922
Accumulated benefit obligation						83,433,339		84,714,136
Fair value of plan assets						63,122,843		64,352,110
Net amount recognized in accrued benefit liability						$ (24,304,926)		$ (26,164,812)
Estimated future benefit payments to participants [Abstract]
Period of horizon for various asset classes used in calculating expected long term rates of return		10 years
Number of shares of employer common stock included plan assets (in shares) | shares						217,018		202,562
Value of employer common stock included plan assets						$ 4,069,938		$ 3,473,938
Dividends received from employer common stock		$ 92,743	$ 93,507
Health care cost trend rate for participants after January 1, 1991		0.00%
Ultimate health care cost trend rate		4.50%
Effect of one-percentage-point change in assumed health care cost trend rates on postretirement benefit plan [Abstract]
Percentage of voluntary contributions allowed to participants, maximum		100.00%
Employer contributions made		$ 232,399	186,545		$ 194,068
Equity Securities [Member]
Estimated future benefit payments to participants [Abstract]
Long-term target allocations for plan assets		50.00%
Fixed income [Member]
Estimated future benefit payments to participants [Abstract]
Long-term target allocations for plan assets		50.00%
Pension Benefits [Member]
Components of the net periodic benefit cost [Abstract]
Service cost		$ 3,770,191	2,837,134		3,028,863
Interest cost		3,472,870	3,365,194		2,840,622
Expected return on plan assets		(5,151,654)	(4,810,524)		(4,827,393)
Amortization of prior service cost		218,585	218,585		256,459
Amortization of the net loss		1,928,298	944,130		1,844,139
Net periodic benefit cost		$ 4,238,290	$ 2,554,519		$ 3,142,690
Assumptions used to determine net periodic benefit cost [Abstract]
Discount rate		3.90%	4.80%		3.90%
Expected return on plan assets		8.00%	8.00%		8.00%
Rate of compensation increase		3.25%	3.25%		3.25%
Change in benefit obligation [Roll Forward]
Benefit obligation at beginning of year		$ 90,516,922	$ 71,211,198
Change due to availability of final actual assets and census data		0	0
Discount rate		(4,121,170)	10,600,944
Mortality table		0	2,808,383
Service cost		3,770,191	2,837,134		$ 3,028,863
Interest cost		3,472,870	3,365,194		2,840,622
Actuarial (gain)/loss		(3,316,552)	2,287,760
Benefits paid		(2,894,492)	(2,593,691)
Benefit obligation at end of year		87,427,769	90,516,922		71,211,198
Change in fair value of plan assets [Roll Forward]
Fair value of plan assets at beginning of year		64,352,110	60,350,987
Change due to availability of final actual assets and census data		0	0
Actual return on plan assets		(1,340,977)	3,731,262
Employer contributions		3,006,202	2,863,552
Benefits paid		(2,894,492)	(2,593,691)
Fair value of plan assets at end of year		63,122,843	64,352,110		60,350,987
Funded status [Abstract]
Net amount recognized in the balance sheet						(24,304,926)		(26,164,812)
Amounts recognized in accumulated other comprehensive income [Abstract]
Net (loss)/gain						(32,220,482)		(35,093,871)
Prior service (cost) credit						(376,685)		(595,270)
Total		(35,689,141)	(35,689,141)		(20,075,506)	(32,597,167)		$ (35,689,141)
Defined Benefit Plan, Change in components of accumulated other comprehensive income [Abstract]
Balance at beginning of period		(35,689,141)	(20,075,506)
Change due to availability of final actual assets and census data		0	0
Charged to net periodic benefit cost [Abstract]
Prior service cost		218,585	218,585		256,459
Net loss (gain)		1,928,298	944,130		1,844,139
Liability (gains)/losses [Abstract]
Discount rate		4,121,170	(10,600,944)
Mortality table		0	(2,808,383)
Asset (gains)/losses deferred		(2,813,796)	(184,695)
Other		(362,283)	(3,182,328)
Balance at end of period		(32,597,167)	(35,689,141)		(20,075,506)
Amounts that will be amortized from accumulated other comprehensive income in next fiscal year [Abstract]
Net (loss) gain		1,837,738
Prior service cost (credit)		200,568
Assumptions used to determine the projected benefit obligations [Abstract]
Discount rate								3.90%
Pension plans with projected benefit obligation and accumulated benefit obligation in excess of plan assets [Abstract]
Net amount recognized in accrued benefit liability						(24,304,926)		$ (26,164,812)
Estimated future benefit payments to participants [Abstract]
2016						3,400,000
2017						3,600,000
2018						3,800,000
2019						4,100,000
2020						4,400,000
2021 through 2025						26,200,000
Contributions expected to be made by Company in next fiscal year		3,100,000
Fair value of plan assets						$ 63,122,843		$ 64,352,110
Number of shares of employer common stock included plan assets (in shares) | shares						14,456		8,938
Value of employer common stock included plan assets						$ 232,124		$ 146,712
Pension Benefits [Member] | Minimum [Member]
Assumptions used to determine the projected benefit obligations [Abstract]
Discount rate						4.24%
Pension Benefits [Member] | Maximum [Member]
Assumptions used to determine the projected benefit obligations [Abstract]
Discount rate						4.28%
Pension Benefits [Member] | Level 1 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						$ 4,069,088		3,473,938
Pension Benefits [Member] | Level 2 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						59,053,755		60,878,172
Pension Benefits [Member] | Level 3 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0		0
Pension Benefits [Member] | Common/Collective Trust Funds [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						236,209		1,201,073
Pension Benefits [Member] | Common/Collective Trust Funds [Member] | Level 1 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0		0
Pension Benefits [Member] | Common/Collective Trust Funds [Member] | Level 2 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						236,209		1,201,073
Pension Benefits [Member] | Common/Collective Trust Funds [Member] | Level 3 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0		0
Pension Benefits [Member] | The Eastern Company Common Stock [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						4,069,088		3,473,938
Pension Benefits [Member] | The Eastern Company Common Stock [Member] | Level 1 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						4,069,088		3,473,938
Pension Benefits [Member] | The Eastern Company Common Stock [Member] | Level 2 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0		0
Pension Benefits [Member] | The Eastern Company Common Stock [Member] | Level 3 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0		0
Pension Benefits [Member] | Russell Large Cap Defensive Equity Fund [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						6,685,388	[2]	6,936,880
Pension Benefits [Member] | Russell Large Cap Defensive Equity Fund [Member] | Level 1 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0	[2]	0
Pension Benefits [Member] | Russell Large Cap Defensive Equity Fund [Member] | Level 2 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						6,685,388	[2]	6,936,880
Pension Benefits [Member] | Russell Large Cap Defensive Equity Fund [Member] | Level 3 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0	[2]	0
Pension Benefits [Member] | Russell Equity II Fund [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						4,456,364	[3]	4,632,485
Pension Benefits [Member] | Russell Equity II Fund [Member] | Level 1 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0	[3]	0
Pension Benefits [Member] | Russell Equity II Fund [Member] | Level 2 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						4,456,364	[3]	4,632,485
Pension Benefits [Member] | Russell Equity II Fund [Member] | Level 3 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0	[3]	0
Pension Benefits [Member] | Russell Large Cap U.S. Equity Fund [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets	[4]					5,575,535
Pension Benefits [Member] | Russell Large Cap U.S. Equity Fund [Member] | Level 1 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets	[4]					0
Pension Benefits [Member] | Russell Large Cap U.S. Equity Fund [Member] | Level 2 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets	[4]					5,575,535
Pension Benefits [Member] | Russell Large Cap U.S. Equity Fund [Member] | Level 3 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets	[4]					0
Pension Benefits [Member] | Russell Concentrated Equity Fund [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets								5,788,864
Pension Benefits [Member] | Russell Concentrated Equity Fund [Member] | Level 1 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets								0
Pension Benefits [Member] | Russell Concentrated Equity Fund [Member] | Level 2 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets								5,788,864
Pension Benefits [Member] | Russell Concentrated Equity Fund [Member] | Level 3 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets								0
Pension Benefits [Member] | Russell International Fund with Active Currency [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						7,796,625	[5]	7,606,489
Pension Benefits [Member] | Russell International Fund with Active Currency [Member] | Level 1 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0	[5]	0
Pension Benefits [Member] | Russell International Fund with Active Currency [Member] | Level 2 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						7,796,625	[5]	7,606,489
Pension Benefits [Member] | Russell International Fund with Active Currency [Member] | Level 3 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0	[5]	0
Pension Benefits [Member] | Russell Emerging Markets Fund [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						3,350,136	[6]	3,188,672
Pension Benefits [Member] | Russell Emerging Markets Fund [Member] | Level 1 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0	[6]	0
Pension Benefits [Member] | Russell Emerging Markets Fund [Member] | Level 2 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						3,350,136	[6]	3,188,672
Pension Benefits [Member] | Russell Emerging Markets Fund [Member] | Level 3 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0	[6]	0
Pension Benefits [Member] | Russell Fixed Income I Fund [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						8,504,086	[7]	17,013,171
Pension Benefits [Member] | Russell Fixed Income I Fund [Member] | Level 1 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0	[7]	0
Pension Benefits [Member] | Russell Fixed Income I Fund [Member] | Level 2 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						8,504,086	[7]	17,013,171
Pension Benefits [Member] | Russell Fixed Income I Fund [Member] | Level 3 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0	[7]	0
Pension Benefits [Member] | Russell 6 Year LDI Fixed Income Fund [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets								226,826
Pension Benefits [Member] | Russell 6 Year LDI Fixed Income Fund [Member] | Level 1 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets								0
Pension Benefits [Member] | Russell 6 Year LDI Fixed Income Fund [Member] | Level 2 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets								226,826
Pension Benefits [Member] | Russell 6 Year LDI Fixed Income Fund [Member] | Level 3 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets								0
Pension Benefits [Member] | Russell 8 Year LDI Fixed Income Fund [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						1,478,701	[8]	227,960
Pension Benefits [Member] | Russell 8 Year LDI Fixed Income Fund [Member] | Level 1 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0	[8]	0
Pension Benefits [Member] | Russell 8 Year LDI Fixed Income Fund [Member] | Level 2 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						1,478,701	[8]	227,960
Pension Benefits [Member] | Russell 8 Year LDI Fixed Income Fund [Member] | Level 3 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0	[8]	0
Pension Benefits [Member] | Russell 10 Year LDI Fixed Income Fund [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						1,840,616	[8]	343,712
Pension Benefits [Member] | Russell 10 Year LDI Fixed Income Fund [Member] | Level 1 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0	[8]	0
Pension Benefits [Member] | Russell 10 Year LDI Fixed Income Fund [Member] | Level 2 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						1,840,616	[8]	343,712
Pension Benefits [Member] | Russell 10 Year LDI Fixed Income Fund [Member] | Level 3 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0	[8]	0
Pension Benefits [Member] | Russell 12 Year LDI Fixed Income Fund [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						2,119,786	[8]	919,538
Pension Benefits [Member] | Russell 12 Year LDI Fixed Income Fund [Member] | Level 1 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0	[8]	0
Pension Benefits [Member] | Russell 12 Year LDI Fixed Income Fund [Member] | Level 2 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						2,119,786	[8]	919,538
Pension Benefits [Member] | Russell 12 Year LDI Fixed Income Fund [Member] | Level 3 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0	[8]	0
Pension Benefits [Member] | Russell 14 Year LDI Fixed Income Fund [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						3,795,220	[8]	1,212,739
Pension Benefits [Member] | Russell 14 Year LDI Fixed Income Fund [Member] | Level 1 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0	[8]	0
Pension Benefits [Member] | Russell 14 Year LDI Fixed Income Fund [Member] | Level 2 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						3,795,220	[8]	1,212,739
Pension Benefits [Member] | Russell 14 Year LDI Fixed Income Fund [Member] | Level 3 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0	[8]	0
Pension Benefits [Member] | Russell 16 Year LDI Fixed Income Fund [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						5,615,278	[8]	520,522
Pension Benefits [Member] | Russell 16 Year LDI Fixed Income Fund [Member] | Level 1 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0	[8]	0
Pension Benefits [Member] | Russell 16 Year LDI Fixed Income Fund [Member] | Level 2 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						5,615,278	[8]	520,522
Pension Benefits [Member] | Russell 16 Year LDI Fixed Income Fund [Member] | Level 3 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0	[8]	0
Pension Benefits [Member] | Russell Long Duration Fixed Income Fund [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets	[9]							8,112,746
Pension Benefits [Member] | Russell Long Duration Fixed Income Fund [Member] | Level 1 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets	[9]							0
Pension Benefits [Member] | Russell Long Duration Fixed Income Fund [Member] | Level 2 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets	[9]							8,112,746
Pension Benefits [Member] | Russell Long Duration Fixed Income Fund [Member] | Level 3 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets	[9]							0
Pension Benefits [Member] | Russell 15 Year STRIPS Fixed Income Fund [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets	[10]					2,606,554
Pension Benefits [Member] | Russell 15 Year STRIPS Fixed Income Fund [Member] | Level 1 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets	[10]					0
Pension Benefits [Member] | Russell 15 Year STRIPS Fixed Income Fund [Member] | Level 2 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets	[10]					2,606,554
Pension Benefits [Member] | Russell 15 Year STRIPS Fixed Income Fund [Member] | Level 3 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets	[10]					0
Pension Benefits [Member] | Russell 10 Year STRIPS Fixed Income Fund [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets	[10]					1,411,574
Pension Benefits [Member] | Russell 10 Year STRIPS Fixed Income Fund [Member] | Level 1 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets	[10]					0
Pension Benefits [Member] | Russell 10 Year STRIPS Fixed Income Fund [Member] | Level 2 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets	[10]					1,411,574
Pension Benefits [Member] | Russell 10 Year STRIPS Fixed Income Fund [Member] | Level 3 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets	[10]					0
Pension Benefits [Member] | Russell 28 to 29 Year STRIPS Fixed Income Fund [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets	[10]					543,357
Pension Benefits [Member] | Russell 28 to 29 Year STRIPS Fixed Income Fund [Member] | Level 1 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets	[10]					0
Pension Benefits [Member] | Russell 28 to 29 Year STRIPS Fixed Income Fund [Member] | Level 2 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets	[10]					543,357
Pension Benefits [Member] | Russell 28 to 29 Year STRIPS Fixed Income Fund [Member] | Level 3 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets	[10]					0
Pension Benefits [Member] | Insurance Contracts [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						3,038,326		2,946,495
Pension Benefits [Member] | Insurance Contracts [Member] | Level 1 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0		0
Pension Benefits [Member] | Insurance Contracts [Member] | Level 2 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						3,038,326		2,946,495
Pension Benefits [Member] | Insurance Contracts [Member] | Level 3 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0		0
Postretirement Benefits [Member]
Components of the net periodic benefit cost [Abstract]
Service cost		217,570	173,902		202,568
Interest cost		154,915	157,481		142,086
Expected return on plan assets		(91,936)	(22,434)		(73,920)
Amortization of prior service cost		(23,889)	(23,888)		(23,888)
Amortization of the net loss		18,804	72,378		(4,608)
Net periodic benefit cost		$ 275,464	$ 212,683		$ 242,238
Assumptions used to determine net periodic benefit cost [Abstract]
Discount rate		3.90%	4.80%		3.90%
Expected return on plan assets		8.00%	8.00%		8.00%
Change in benefit obligation [Roll Forward]
Benefit obligation at beginning of year		$ 4,055,112	$ 3,420,475
Change due to availability of final actual assets and census data		346	(56,516)
Discount rate		(87,748)	445,610
Mortality table		0	75,047
Service cost		217,570	173,902		$ 202,568
Interest cost		154,915	157,481		142,086
Actuarial (gain)/loss		(2,235,904)	(23,169)
Benefits paid		(122,947)	(137,718)
Benefit obligation at end of year		1,981,344	4,055,112		3,420,475
Change in fair value of plan assets [Roll Forward]
Fair value of plan assets at beginning of year		1,149,204	1,187,603
Change due to availability of final actual assets and census data		0	(2,451)
Actual return on plan assets		39,085	22,434
Employer contributions		122,947	79,336
Benefits paid		(122,947)	(137,718)
Fair value of plan assets at end of year		1,188,289	1,149,204		1,187,603
Funded status [Abstract]
Net amount recognized in the balance sheet						(793,055)		(2,905,908)
Amounts recognized in accumulated other comprehensive income [Abstract]
Net (loss)/gain						1,658,406		(630,853)
Prior service (cost) credit						63,731		87,620
Total		(543,233)	(543,233)		(3,544)	$ 1,722,137		$ (543,233)
Defined Benefit Plan, Change in components of accumulated other comprehensive income [Abstract]
Balance at beginning of period		(543,233)	(3,544)
Change due to availability of final actual assets and census data		(346)	54,065
Charged to net periodic benefit cost [Abstract]
Prior service cost		(23,889)	(23,888)		(23,888)
Net loss (gain)		18,804	72,378		(4,608)
Liability (gains)/losses [Abstract]
Discount rate		87,748	(445,610)
Mortality table		0	(75,047)
Asset (gains)/losses deferred		(52,851)	(72,378)
Other		2,235,904	23,169
Balance at end of period		1,722,137	(543,233)		(3,544)
Amounts that will be amortized from accumulated other comprehensive income in next fiscal year [Abstract]
Net (loss) gain		125,885
Prior service cost (credit)		23,889
Assumptions used to determine the projected benefit obligations [Abstract]
Discount rate						4.23%		3.90%
Pension plans with projected benefit obligation and accumulated benefit obligation in excess of plan assets [Abstract]
Net amount recognized in accrued benefit liability						$ (793,055)		$ (2,905,908)
Estimated future benefit payments to participants [Abstract]
2016						118,000
2017						118,000
2018						117,000
2019						117,000
2020						117,000
2021 through 2025						577,000
Contributions expected to be made by Company in next fiscal year		$ 118,000
Fair value of plan assets						1,188,289		1,149,204
Life insurance cost trend rate		1.00%
Effect of one-percentage-point change in assumed health care cost trend rates on postretirement benefit plan [Abstract]
Effect of 1-percentage point increase on total of service and interest cost components		$ 71,520
Effect of 1-percentage point decrease on total of service and interest cost components		(57,039)
Effect of 1-percentage point increase on postretirement benefit obligation		0
Effect of 1-percentage point decrease on postretirement benefit obligation		0
Postretirement Benefits [Member] | Level 1 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0		0
Postretirement Benefits [Member] | Level 2 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0		0
Postretirement Benefits [Member] | Level 3 [Member]
Change in benefit obligation [Roll Forward]
Benefits paid		(81,360)	(78,021)
Change in fair value of plan assets [Roll Forward]
Fair value of plan assets at beginning of year		1,149,204	1,187,603
Change due to availability of final actual assets and census data		0	(2,451)
Actual return on plan assets		39,085	22,434
Employer contributions		81,360	19,639
Benefits paid		(81,360)	(78,021)
Fair value of plan assets at end of year		$ 1,188,289	1,149,204		$ 1,187,603
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						1,188,289		1,149,204
Postretirement Benefits [Member] | Insurance Contracts [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						1,188,289		1,149,204
Postretirement Benefits [Member] | Insurance Contracts [Member] | Level 1 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0		0
Postretirement Benefits [Member] | Insurance Contracts [Member] | Level 2 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						0		0
Postretirement Benefits [Member] | Insurance Contracts [Member] | Level 3 [Member]
Estimated future benefit payments to participants [Abstract]
Fair value of plan assets						$ 1,188,289		$ 1,149,204
Supplemental Plans [Member]
Assumptions used to determine the projected benefit obligations [Abstract]
Discount rate						3.53%		3.90%
U.S. Non Union Employees [Member]
Effect of one-percentage-point change in assumed health care cost trend rates on postretirement benefit plan [Abstract]
Employer contributions made			$ 51,470

[1] Information relating to one of the Company's pension plans is excluded from the above table as this plan was over-funded by approximately $70,000 at December 28, 2013.

[2] The investment objective of the Russell Large Cap Defensive Equity Fund is to outperform the Russell 1000 Defensive Index while managing volatility and maintaining diversification similar to the Index over a full market cycle. The Fund invests in common stocks of large and medium cap U.S. companies, employing a multi-manager approach with advisors using distinct methods to identify medium to large cap U.S. stocks with positive excess return potential. The defensive style of investing emphasizes investments in equities of companies expected to have lower than average stock price volatility, higher financial quality and/or stable business fundamentals.

[3] The Russell Equity II Fund has an objective to provide a favorable total return primarily through capital appreciation. Aims to outperform the Russell 2500 Index with above-average consistency while managing volatility and maintaining diversification similar to the Index over a full market cycle. The fund invests in common stocks of U.S. small cap companies. It employs a multi-style (growth and market-oriented, value), multi-manager approach. Advisors employ distinct yet complementary styles in their stock selection, focusing on factors such as: undervalued or under-researched companies, special situations, emerging growth, asset plays and turnarounds.

[4] The investment objective of the Russell Large Cap U.S. Equity Fund (formerly the Russell Concentrated Equity Fund) is to outperform the Russell 1000 Index with above-average consistency over a full market cycle. The fund invests in common stocks of large and medium cap U.S. companies. Employs a multi-style, multi-manager approach whereby portions of the fund are allocated to different money managers who employ distinct styles. The number of advisors and number of stocks (150 - 200) is more concentrated than other Russell multi-style large cap U.S. funds.

[5] The Russell International Fund with Active Currency seeks to provide long-term growth of Capital. Aims to outperform the Russell Development ex-U.S. Large Cap Index Net while managing volatility and maintaining diversification similar to the index over a full market cycle. The fund invests primarily in the equities of non-U.S. developing markets and currency of global markets. Employs multiple managers with distinct investment styles, which are intended to be complementary. Seeks to capitalize on the stock selection abilities of its active manager. The Fund typically has moderate country and sector weights relative to the index. Also believe active currency management is an attractive strategy with the potential to deliver excess return.

[6] The Russell Emerging Markets Fund seeks to provide the potential for long-term growth of Capital. Aims to outperform the Russell Emerging Markets Index Net over a full market cycle. The fund invests in equity securities of companies located in, or are economically tied to, emerging market countries. Securities are denominated principally in foreign currencies and are typically held outside the U.S. The Fund employs a multi-style (growth, market-oriented and value) and multi-manager approach whereby portions of the fund are allocated to different money managers who employ distinct styles.

[7] The Russell Fixed Income I Fund is designed to provide current income and capital appreciation through a variety of diversified strategies. The Fund seeks favorable returns comparable to the broad fixed income market, as measured by the Barclays U.S. Aggregate Bond Index. The fund primarily invests in fixed income securities representing diverse sectors and maturities. Advisors use diversified strategies including sector rotation, modest interest rate timing, security selection and tactical use of high yield and emerging market bonds. It is actively managed with multiple advisors employing distinct yet complementary strategies and different technologies to insure prudent diversification over a broad spectrum of investments.

[8] The Target Duration LDI Fixed Income Funds seek to outperform their respective Barclays-Russell LDI Indexes over a full market cycle. These Funds invest primarily in investment grade corporate bonds that closely match those found in discount curves used to value U.S. pension liabilities. They seek to provide additional incremental return through modest interest rate timing, security selection and tactical use of non-credit sectors. Generally for use in combination with other bond funds to gain additional credit exposure, with the goal of reducing the mismatch between a plan's assets and liabilities.

[9] The Russell Long Duration Fixed Income Fund seeks to outperform the Barclays Capital Long Credit Index over a full market cycle. The fund seeks to provide current income, and as a secondary objective, capital appreciation through diversified strategies including sector rotation, modest interest rate timing, security selection and tactical use of high yield and emerging market bonds. The fund will generally be used in combination with other bond funds, with the goal of reducing the mismatch between a plan's assets and liabilities. In January 2015, the Trustee of the plan sold all of the assets of this fund. The proceeds were invested in the LDI Target funds and the STRIPS funds as of the end of 2015.

[10] The STRIPS (Separate Trading of Registered Interest and Principal of Securities) Funds seek to provide duration and Treasury exposure by investing in an optimized subset of the STRIPS universe with a similar duration profile as the Barclays U.S. Treasury STRIPS 10-11 year, 16-16 year or 28-29 year Index. These passively managed funds are generally used with other bond funds to add additional duration to the asset portfolio. This will help reduce the mismatch between a plan's assets and liabilities.