Accumulated Other Comprehensive Income (Tables)

12 Months Ended

Dec. 31, 2012

Other Comprehensive Income [Abstract]

Schedule of Comprehensive Income (Loss) [Table Text Block]

The changes in accumulated other comprehensive income for 2012, 2011, and 2010 is as follows:

	Change in Period			Tax (Expense) Benefit			Effect of Exchange Rates			Net Change
Year Ended December 31, 2012:
Foreign currency translation	$	4,395		$	—		$	—		$	4,395
Pension and postretirement plan adjustment	(13,281		)	5,213			(911		)	(8,979		)
Unrealized gains on hedging activities	4,904			(1,214		)	9			3,699
Other comprehensive income (loss)	$	(3,982	)	$	3,999		$	(902	)	$	(885	)
Year Ended December 31, 2011:
Foreign currency translation	$	(17,830	)	$	—		$	—		$	(17,830	)
Pension and postretirement plan adjustment	(1,584		)	76			321			(1,187		)
Unrealized gains on hedging activities	(2,835		)	612			154			(2,069		)
Other comprehensive income (loss)	$	(22,249	)	$	688		$	475		$	(21,086	)
Year Ended December 31, 2010:
Foreign currency translation	$	(3,879	)	$	—		$	—		$	(3,879	)
Pension and postretirement plan adjustment	(10,743		)	(6,968		)	985			(16,726		)
Unrealized gains on hedging activities	(1,140		)	210			70			(860		)
Other comprehensive income (loss)	$	(15,762	)	$	(6,758	)	$	1,055		$	(21,465	)

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

The changes in accumulated other comprehensive income (loss), excluding non-controlling interest, for 2010, 2011, and 2012 is as follows:

	Foreign Currency Translation			Pension/ Postretirement Plan Adjustment			Hedging Activities			Accumulated Other Comprehensive Income
Balance January 1, 2010	$	110,362		$	(55,148	)	$	208		$	55,422
Other comprehensive income in 2010	(7,036		)	(16,726		)	(860		)	(24,622		)
Balance December 31, 2010	$	103,326		$	(71,874	)	$	(652	)	$	30,800
Other comprehensive income in 2011	(20,371		)	(1,187		)	(2,069		)	(23,627		)
Balance December 31, 2011	$	82,955		$	(73,061	)	$	(2,721	)	$	7,173
Other comprehensive income in 2012	6,438			(8,979		)	3,699			1,158
Balance December 31, 2012	$	89,393		$	(82,040	)	$	978		$	8,331