Equity (Details 1) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Other Comprehensive Income (Loss), Net of Tax	$ 6,105	$ 12,072	$ (4,307)	$ 14,930
Components of Accumulated Other Comprehensive Loss
Beginning Balance			(1,299)
Currency translation adjustments			(4,444)
Changes related to benefit plans, net of income tax expense of $46			137
Ending Balance	(5,606)		(5,606)
Currency Translation [Member]
Components of Accumulated Other Comprehensive Loss
Beginning Balance			1,855
Currency translation adjustments			(4,444)
Changes related to benefit plans, net of income tax expense of $46			0
Ending Balance	(2,589)		(2,589)
Employee Benefit Plans [Member]
Components of Accumulated Other Comprehensive Loss
Beginning Balance			(3,154)
Currency translation adjustments			0
Changes related to benefit plans, net of income tax expense of $46			137
Ending Balance	$ (3,017)		$ (3,017)