Note 12 - Pension and Other Postretirement Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2014

Note 12 - Pension and Other Postretirement Benefit Plans (Tables) [Line Items]

Schedule of Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block]

	Net Actuarial loss (gain)									Prior Service cost (credit)									Total
	2014			2013			2012			2014			2013			2012			2014			2013			2012
	(In thousands)
Employee Retirement Plan	$	9,938		$	5,899		$	11,843		$	-		$	-		$	-		$	9,938		$	5,899		$	11,843
Other Postretirement Benefit Plans		2,130			205			1,199			(623	)		(708	)		(794	)		1,507			(503	)		405
Outside Directors Plan		(488	)		(496	)		(409	)		131			171			210			(357	)		(325	)		(199	)
Total	$	11,580		$	5,608		$	12,633		$	(492	)	$	(537	)	$	(584	)	$	11,088		$	5,071		$	12,049

Schedule of Amounts in Accumulated Other Comprehensive Income (Loss) to be Recognized over Next Fiscal Year [Table Text Block]

	Net Actuarial loss (gain)			Prior Service cost (credit)			Total
	(In thousands)
Employee Retirement Plan	$	1,162		$	-		$	1,162
Other Postretirement Benefit Plans		119			(85	)		34
Outside Directors Plan		(56	)		40			(16	)
	$	1,225		$	(45	)	$	1,180

Schedule of Assumptions Used [Table Text Block]

	2014			2013
Rate of return on plan assets		n/a			n/a
Discount rate		3.76	%		4.60	%
Rate of increase in health care costs
Initial		8.00	%		9.00	%
Ultimate (year 2018)		5.00	%		5.00	%
Annual rate of salary increase for life insurance		n/a			n/a

Schedule of Net Benefit Costs [Table Text Block]

	2014			2013			2012
	(In thousands)
Service cost	$	358		$	449		$	400
Interest cost		253			219			217
Amortization of unrecognized loss		-			50			40
Amortization of past service credit		(85	)		(85	)		(85	)
Net postretirement benefit expense		526			633			572
Current year actuarial (gain) loss		1,925			(943	)		211
Amortization of actuarial gain		-			(50	)		(40	)
Amortization of prior service credit		85			85			85
Total recognized in other comprehensive income		2,010			(908	)		256
Total recognized in net postretirement expense and other comprehensive income	$	2,536		$	(275	)	$	828

Schedule of Allocation of Plan Assets [Table Text Block]

	2014			2013
Equity securities		68	%		69	%
Debt securities		32	%		31	%

Schedule of Changes in Fair Value of Plan Assets [Table Text Block]

			Quoted Prices in Active Markets for Identical Assets		Significant Other Observable Inputs		Significant Other Unobservable Inputs
	Total		Level 1		Level 2		Level 3
	(In thousands)
Pooled Separate Accounts
U.S. large-cap growth (a)	$	4,832	$	-	$	4,832	$	-
U.S. large-cap value (b)		4,939		-		4,939		-
U.S. small-cap blend (c)		2,163		-		2,163		-
International blend (d)		1,966		-		1,966		-
Bond fund (e)		6,274		-		6,274		-
Prudential short term (f)		335		-		335		-
Total	$	20,509	$	-	$	20,509	$	-

			Quoted Prices in Active Markets for Identical Assets		Significant Other Observable Inputs		Significant Other Unobservable Inputs
	Total		Level 1		Level 2		Level 3
	(In thousands)
Pooled Separate Accounts
U.S. large-cap growth (a)	$	4,609	$	-	$	4,609	$	-
U.S. large-cap value (b)		4,625		-		4,625		-
U.S. small-cap blend (c)		2,536		-		2,536		-
International blend (d)		2,336		-		2,336		-
Bond fund (e)		5,993		-		5,993		-
Prudential short term (f)		397		-		397		-
Total	$	20,496	$	-	$	20,496	$	-

Schedule of Effect of One-Percentage-Point Change in Assumed Health Care Cost Trend Rates [Table Text Block]

	Increase		Decrease
	(In thousands)
Effect on postretirement benefit obligation	$	1,682	$	(1,271	)
Effect on total service and interest cost		187		(137	)

Schedule of Employee Benefit Trust Shares [Table Text Block]

	2014			2013
Shares owned by Employee Benefit Trust, beginning balance		913,792			1,028,565
Shares purchased		23,717			29,168
Shares released and allocated		(136,559	)		(143,941	)
Shares owned by Employee Benefit Trust, ending balance		800,950			913,792
Market value of unallocated shares.	$	16,235,257		$	18,915,494

Retirement Plan [Member]

Note 12 - Pension and Other Postretirement Benefit Plans (Tables) [Line Items]

Schedule of Net Funded Status [Table Text Block]

	2014			2013
	(In thousands)
Change in benefit obligation:
Projected benefit obligation at beginning of year	$	19,740		$	22,531
Service cost		-			-
Interest cost		891			827
Actuarial (gains) loss		4,446			(2,485	)
Benefits paid		(980	)		(1,133	)
Projected benefit obligation at end of year		24,097			19,740
Change in plan assets:
Market value of assets at beginning of year		20,496			17,300
Actual return on plan assets		993			3,498
Employer contributions		-			831
Benefits paid		(980	)		(1,133	)
Market value of plan assets at end of year		20,509			20,496
Accrued pension (liability) prepaid included in other (liabilities) assets	$	(3,588	)	$	756

Schedule of Net Benefit Costs [Table Text Block]

	2014			2013			2012
	(In thousands)
Service cost	$	-		$	-		$	-
Interest cost		891			827			879
Amortization of unrecognized loss		759			1,222			1,032
Expected return on plan assets		(1,344	)		(1,261	)		(1,257	)
Net pension expense (benefit)		306			788			654
Current year actuarial (gain) loss		4,798			(4,722	)		652
Amortization of actuarial loss		(759	)		(1,222	)		(1,032	)
Total recognized in other comprehensive income		4,039			(5,944	)		(380	)
Total recognized in net pension cost (benefit) and other comprehensive income	$	4,345		$	(5,156	)	$	274

Schedule of Expected Benefit Payments [Table Text Block]

For the years ending December 31:	Future Benefit Payments
	(In thousands)
2015	$	181
2016		208
2017		232
2018		254
2019		272
2020 - 2024		1,509

Assumptions for the Retirment Plan's Benefit Obligations [Member]

Note 12 - Pension and Other Postretirement Benefit Plans (Tables) [Line Items]

Schedule of Assumptions Used [Table Text Block]

	2014			2013
Weighted average discount rate		3.76	%		4.60	%
Rate of increase in future compensation levels		n/a			n/a
Expected long-term rate of return on assets		7.50	%		7.50	%

Assumptions For Periodic Pension Benefit for the Retirement Plan [Member]

Note 12 - Pension and Other Postretirement Benefit Plans (Tables) [Line Items]

Schedule of Assumptions Used [Table Text Block]

	2014			2013			2012
Weighted average discount rate		4.60	%		3.75	%		4.25	%
Rate of increase in future compensation levels		n/a			n/a			n/a
Expected long-term rate of return on assets		7.50	%		7.50	%		7.50	%

Postretirement Plans [Member]

Note 12 - Pension and Other Postretirement Benefit Plans (Tables) [Line Items]

Schedule of Net Funded Status [Table Text Block]

	2014			2013
	(In thousands)
Change in benefit obligation:
Projected benefit obligation at beginning of year	$	5,586		$	5,927
Service cost		358			449
Interest cost		253			219
Actuarial loss (gain)		1,925			(943	)
Benefits paid		(49	)		(66	)
Projected benefit obligation at end of year		8,073			5,586
Change in plan assets:
Market value of assets at beginning of year		-			-
Employer contributions		49			66
Benefits paid		(49	)		(66	)
Market value of plan assets at end of year		-			-
Accrued pension cost included in other liabilities	$	(8,073	)	$	(5,586	)

Schedule of Assumptions Used [Table Text Block]

	2014			2013			2012
Rate of return on plan assets		n/a			n/a			n/a
Discount rate		4.60	%		3.75	%		4.25	%
Rate of increase in health care costs
Initial		9.00	%		10.00	%		10.50	%
Ultimate (year 2018)		5.00	%		5.00	%		5.50	%
Annual rate of salary increase for life insurance		n/a			n/a			n/a

Schedule of Expected Benefit Payments [Table Text Block]

For the years ending December 31:	Future Benefit Payments
	(In thousands)
2015	$	1,094
2016		1,145
2017		1,161
2018		1,161
2019		1,181
2020 – 2024		6,490

Directors' Plan [Member]

Note 12 - Pension and Other Postretirement Benefit Plans (Tables) [Line Items]

Schedule of Net Funded Status [Table Text Block]

	2014			2013
	(In thousands)
Change in benefit obligation:
Projected benefit obligation at beginning of year	$	2,666		$	2,706
Service cost		54			82
Interest cost		116			98
Actuarial gain		(53	)		(122	)
Benefits paid		(120	)		(98	)
Projected benefit obligation at end of year		2,663			2,666
Change in plan assets:
Market value of assets at beginning of year		-			-
Employer contributions		120			98
Benefits paid		(120	)		(98	)
Market value of plan assets at end of year		-			-
Accrued pension cost included in other liabilities	$	(2,663	)	$	(2,666	)

Schedule of Net Benefit Costs [Table Text Block]

	2014			2013			2012
	(In thousands)
Service cost	$	54		$	82		$	80
Interest cost		116			98			110
Amortization of unrecognized gain		(60	)		(36	)		(29	)
Amortization of past service liability		40			40			40
Net pension expense		150			184			201
Current actuarial gain		(52	)		(122	)		(44	)
Amortization of actuarial gain		60			36			29
Amortization of prior service cost		(40	)		(40	)		(40	)
Total recognized in other comprehensive income		(32	)		(126	)		(55	)
Total recognized in net pension expense and other comprehensive income	$	118		$	58		$	146

Schedule of Expected Benefit Payments [Table Text Block]

For the years ending December 31:	Future Benefit Payments
	(In thousands)
2015	$	288
2016		288
2017		288
2018		272
2019		288
2020 – 2024		1,336

Assumptions Used to Determine Benefit Obligations and Periodic Pension Expense for the Directors' Plan [Member]

Note 12 - Pension and Other Postretirement Benefit Plans (Tables) [Line Items]

Schedule of Assumptions Used [Table Text Block]

	2014			2013			2012
Weighted average discount rate for the benefit obligation		3.76	%		4.60	%		3.75	%
Weighted average discount rate for periodic pension benefit expense		4.60	%		3.75	%		4.25	%
Rate of increase in future compensation levels		n/a			n/a			n/a