Retirement Benefit Plans (Tables)

9 Months Ended

Sep. 28, 2013

Retirement Benefit Plans [Abstract]

Significant disclosures relating to benefit plans

Significant disclosures relating to these benefit plans for the third quarter and first nine months of fiscal 2013 and 2012 follow:

	Pension Benefits
	Nine Months Ended						Three Months Ended
	September 28, 2013			September 29, 2012			September 28, 2013			September 29, 2012
Service cost	$	2,259,723		$	2,034,985		$	755,661		$	687,789
Interest cost		2,130,467			2,151,392			710,350			723,432
Expected return on plan assets		(3,302,736	)		(2,948,242	)		(1,100,912	)		(982,747	)
Amortization of prior service cost		192,345			165,787			69,630			82,968
Amortization of the net loss		1,065,295			726,863			353,579			241,171
Net periodic benefit cost	$	2,345,094		$	2,130,785		$	788,308		$	752,613

	Postretirement Benefits
	Nine Months Ended						Three Months Ended
	September 28, 2013			September 29, 2012			September 28, 2013			September 29, 2012
Service cost	$	151,926		$	130,210		$	50,642		$	43,403
Interest cost		106,565			107,541			35,522			35,847
Expected return on plan assets		(73,041	)		(72,779	)		(24,347	)		(24,259	)
Amortization of prior service cost		(17,916	)		(17,917	)		(5,972	)		(5,972	)
Amortization of the net loss		14,145			-			4,715			-
Net periodic benefit cost	$	181,679		$	147,055		$	60,560		$	49,019