Equity and Noncontrolling Interest (Tables)

12 Months Ended

Dec. 31, 2013

Equity [Abstract]

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

								Unrealized
		Currency		Defined		Change in		gain (loss) in
		translation		benefit		fair value of		available-for-
		adjustments		pension plans		derivatives		sale securities		Total
Balance at December 31, 2010		$	13,368	$	(26,448)	$	(667)	$	994	$	(12,753)
	Other comprehensive (loss) income before reclassifications		(8,659)		(12,783)		(52)		1,235		(20,259)
	Amounts reclassified from AOCI		0		1,976		660		(1,444)		1,192
	Related tax amounts		0		2,995		(213)		71		2,853
Balance at December 31, 2011			4,709		(34,260)		(272)		856		(28,967)
	Other comprehensive (loss) income before reclassifications		(1,373)		(20,045)		26		2,181		(19,211)
	Amounts reclassified from AOCI		0		2,875		392		(868)		2,399
	Related tax amounts		0		4,516		(146)		(446)		3,924
Balance at December 31, 2012			3,336		(46,914)		0		1,723		(41,855)
	Other comprehensive income (loss) before reclassifications		(2,184)		9,876		0		2,543		10,235
	Amounts reclassified from AOCI		0		4,177		0		(2,758)		1,419
	Related tax amounts		0		(4,572)		0		73		(4,499)
Balance at December 31, 2013		$	1,152	$	(37,433)	$	0	$	1,581	$	(34,700)