Accumulated Other Comprehensive Income (Loss) (Tables)

3 Months Ended

Mar. 31, 2013

Stockholders' Equity Note [Abstract]

Schedule of Accumulated Other Comprehensive Income (Loss)

Accumulated other comprehensive income (loss) includes the following items by components for the three month periods ended March 31, 2013 and 2012 (in thousands):

	Defined Benefit Pension		Defined Benefit Post-Retirement		Gains and Losses on Derivative		Total
Balance as of December 31, 2011	(110,626	)	7,504		75		(103,047	)
Amounts reclassified from accumulated other comprehensive income:
Actuarial gain (reclassified to salaries, wages and benefits)	2,670		108		—		2,778
Negative prior service cost (reclassified to salaries, wages and benefits)	—		(1,387	)	—		(1,387	)
Hedging gain (reclassified to interest expense)	—		—		(14	)	(14	)
Income tax (expense) or benefit	(988	)	473		5		(510	)
Other comprehensive income (loss), net of tax	1,682		(806	)	(9	)	867
Balance as of March 31, 2012	(108,944	)	6,698		66		(102,180	)
Balance as of December 31, 2012	(121,602	)	4,277		38		(117,287	)
Amounts reclassified from accumulated other comprehensive income:
Actuarial gain (reclassified to salaries, wages and benefits)	3,074		104		—		3,178
Negative prior service cost (reclassified to salaries, wages and benefits)	—		(1,413	)	—		(1,413	)
Hedging gain (reclassified to interest expense)	—		—		(13	)	(13	)
Income tax (expense) or benefit	(1,116	)	475		5		(636	)
Other comprehensive income (loss), net of tax	1,958		(834	)	(8	)	1,116
Balance as of March 31, 2013	(119,644	)	3,443		30		(116,171	)