Pension and Other Post-Retirement Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2012

Compensation and Retirement Disclosure [Abstract]

Schedule of Net Benefit Costs

The Company's net periodic benefit costs for its qualified defined benefit pension and post-retirement healthcare plans for both continuing and discontinued operations are as follows (in thousands):

	Three Months Ended June 30,												Six Months Ended June 30,
	Pension Plans						Post-Retirement Healthcare Plan						Pension Plans						Post-Retirement Healthcare Plan
	2012			2011			2012			2011			2012			2011			2012			2011
Service cost	$	—		$	—		$	67		$	62		$	—		$	—		$	134		$	124
Interest cost	9,272			9,290			95			97			18,544			18,581			190			194
Expected return on plan assets	(9,970		)	(9,757		)	—			—			(19,940		)	(19,514		)	—			—
Amortization of prior service cost	—			—			(1,388		)	(1,388		)	—			—			(2,776		)	(2,776		)
Amortization of net loss	2,670			675			108			132			5,340			1,350			216			264
Net periodic benefit cost	$	1,972		$	208		$	(1,118	)	$	(1,097	)	$	3,944		$	417		$	(2,236	)	$	(2,194	)