Goodwill and Intangible Assets, Net (Details) (USD $) In Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010	Dec. 31, 2010
Goodwill
Goodwill	$ 69,688	$ 75,585	$ 69,688	$ 75,585	$ 70,069
Intangible assets, net
Gross Carrying Amount	38,589	37,205	38,589	37,205	38,654
Accumulated Amortization	(18,337)	(14,137)	(18,337)	(14,137)	(15,188)
Net Carrying Amount	20,252	23,068	20,252	23,068	23,466
Amortization expense of intangible assets, for continuing and discontinued operations	1,000	1,000	3,242	3,500
Estimated future amortization of intangible assets
Final three months of 2011			1,054
2012			3,754
2013			3,187
2014			2,970
2015			2,200
2016			2,062
Thereafter			5,025
Total estimated future amortization of intangible assets			20,252
North America
Goodwill
Goodwill	41,585	41,632	41,585	41,632	41,761
Intangible assets, net
Gross Carrying Amount	24,022	24,022	24,022	24,022	24,022
Accumulated Amortization	(12,746)	(10,140)	(12,746)	(10,140)	(10,792)
Net Carrying Amount	11,276	13,882	11,276	13,882	13,230
Europe
Goodwill
Goodwill	26,249	32,106	26,249	32,106	26,367
Intangible assets, net
Gross Carrying Amount	14,567	13,183	14,567	13,183	14,632
Accumulated Amortization	(5,591)	(3,997)	(5,591)	(3,997)	(4,396)
Net Carrying Amount	8,976	9,186	8,976	9,186	10,236
Asia/Pacific
Goodwill
Goodwill	$ 1,854	$ 1,847	$ 1,854	$ 1,847	$ 1,941

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