Employee Benefits (Tables)

6 Months Ended

Jun. 30, 2013

Retirement Income Plan

Defined Benefit Plan Disclosure [Line Items]

Schedule Of Net Periodic Benefit Cost

The net periodic benefit cost recognized for the three, six and twelve months endedJune 30, 2013 and 2012 is made up of the components listed below as determined using the projected unit credit actuarial cost method (in thousands):

	Three Months Ended						Six Months Ended						Twelve Months Ended
	June 30,						June 30,						June 30,
	2013			2012			2013			2012			2013			2012
Components of net periodic benefit cost:
Service cost	$	2,430		$	2,189		$	4,830		$	4,414		$	9,245		$	7,839
Interest cost	3,400			3,400			6,800			6,778			13,579			13,771
Expected return on plan assets	(4,275		)	(3,611		)	(8,550		)	(7,221		)	(15,772		)	(14,268		)
Amortization of:
Net loss	2,745			2,713			5,420			5,678			11,098			8,950
Prior service cost	25			31			50			58			107			115
Net periodic benefit cost	$	4,325		$	4,722		$	8,550		$	9,707		$	18,257		$	16,407

Other Postretirement Benefit Plans, Defined Benefit

Defined Benefit Plan Disclosure [Line Items]

Schedule Of Net Periodic Benefit Cost

The net periodic benefit cost recognized for the three, six and twelve months endedJune 30, 2013 and 2012 is made up of the components listed below (in thousands):

	Three Months Ended						Six Months Ended						Twelve Months Ended
	June 30,						June 30,						June 30,
	2013			2012			2013			2012			2013			2012
Components of net periodic benefit cost:
Service cost	$	1,100		$	1,119		$	2,200		$	2,189		$	4,389		$	3,683
Interest cost	1,375			1,410			2,750			2,825			5,576			5,515
Expected return on plan assets	(475		)	(453		)	(950		)	(888		)	(1,776		)	(1,799		)
Amortization of:
Prior service benefit	(1,425		)	(1,468		)	(2,850		)	(2,938		)	(5,789		)	(5,902		)
Net loss	—			147			—			307			308			287
Net periodic benefit cost	$	575		$	755		$	1,150		$	1,495		$	2,708		$	1,784