Consolidated Statements of Comprehensive Earnings (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
CONSOLIDATED STATEMENTS OF COMPREHENSIVE EARNINGS
Net earnings (loss)	$ 26,522us-gaap_NetIncomeLoss	$ (3,929)us-gaap_NetIncomeLoss	$ 20,333us-gaap_NetIncomeLoss
Other comprehensive (loss) earnings:
Changes in fair market value of hedges, net of tax	(40)	384	(980)
Changes in unrealized pension cost, net of tax	(21,062)	37,738	(5,787)
Cumulative translation adjustment, net of tax	(1,234)	585	1,309
Other comprehensive (loss) earnings	(22,336)	38,707	(5,458)
Comprehensive earnings	$ 4,186us-gaap_ComprehensiveIncomeNetOfTax	$ 34,778us-gaap_ComprehensiveIncomeNetOfTax	$ 14,875us-gaap_ComprehensiveIncomeNetOfTax

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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