Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2011

Goodwill and Other Intangible Assets [Abstract]

Other Intangible Assets

Other intangible assets are as follows:

	December 31,
	2011			2010
Intangible Assets Subject to Amortization
(Definite-lived):
Patents and acquired technology	$	111,428		$	111,637
Capitalized software		53,721			51,087
Customer relationships		57,723			52,863
Tradenames		36,762			36,375
Non-competition agreements		1,000			-
		260,634			251,962
Accumulated amortization:
Patents and acquired technology		(89,379	)		(83,493	)
Capitalized software		(47,836	)		(43,583	)
Customer relationships		(26,174	)		(21,081	)
Tradenames		(13,615	)		(10,334	)
Non-competition agreements		(62	)		-
		(177,066	)		(158,491	)
Net Intangible Assets Subject to Amortization		83,568			93,471
Intangible Assets Not Subject to Amortization
(Indefinite-lived):
Tradenames		20,359			20,359
	$	103,927		$	113,830

Estimated annual amortization expense for each of the next five years

Estimated annual amortization expense of intangible assets on the balance sheet at December 31, 2011 for each of the next five years is as follows:

2012	$12,595
2013	12,492
2014	12,492
2015	12,492
2016	10,765