Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2013

GOODWILL AND OTHER INTANGIBLE ASSETS [Abstract]

Schedule of Goodwill [Table Text Block]

	2013		2012
Balance at beginning of year	$	452,351	$	447,743
Goodwill acquired	1,049		648
Foreign currency translation	2,442		3,960
Balance at year end	$	455,842	$	452,351

Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Table Text Block]

	2013					2012
	Gross Amount		Accumulated Amortization			Gross Amount		Accumulated Amortization
Customer relationships	$	98,374	$	(25,313	)	$	96,575	$	(21,928	)
Proven technology and patents	43,233		(29,763		)	42,960		(28,014		)
Tradename (finite life)	4,300		(1,619		)	3,972		(1,345		)
Tradename (indefinite life)	25,108		—			25,061		—
Other	757		(659		)	745		(462		)
	$	171,772	$	(57,354	)	$	169,313	$	(51,749	)