Goodwill and Intangible Assets, Net (Details) (USD $) In Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010	Dec. 31, 2010
Goodwill
Goodwill	$ 72,111	$ 72,163	$ 72,111	$ 72,163	$ 70,069
Intangible assets, net
Gross Carrying Amount	39,366	35,420	39,366	35,420	38,654
Accumulated Amortization	(17,315)	(12,264)	(17,315)	(12,264)	(15,188)
Net Carrying Amount	22,051	23,156	22,051	23,156	23,466
Amortization expense of intangible assets, for continuing and discontinued operations	1,100	1,200	2,209	2,500
Estimated future amortization of intangible assets
Final six months of 2011			2,222
2012			3,984
2013			3,417
2014			3,195
2015			2,449
2016			2,307
Thereafter			4,477
Total estimated future amortization of intangible assets			22,051
North America
Goodwill
Goodwill	41,887	41,567	41,887	41,567	41,761
Intangible assets, net
Gross Carrying Amount	24,022	24,022	24,022	24,022	24,022
Accumulated Amortization	(12,094)	(9,489)	(12,094)	(9,489)	(10,792)
Net Carrying Amount	11,928	14,533	11,928	14,533	13,230
Europe
Goodwill
Goodwill	28,179	28,969	28,179	28,969	26,367
Intangible assets, net
Gross Carrying Amount	15,344	11,398	15,344	11,398	14,632
Accumulated Amortization	(5,221)	(2,775)	(5,221)	(2,775)	(4,396)
Net Carrying Amount	10,123	8,623	10,123	8,623	10,236
Asia/Pacific
Goodwill
Goodwill	$ 2,045	$ 1,627	$ 2,045	$ 1,627	$ 1,941

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