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Goodwill and Intangible Assets, Net, Intangible Assets, Net (Details) - USD ($) $ in Thousands | Jun. 30, 2017 | Dec. 31, 2016 | Jun. 30, 2016
--- | --- | --- | ---
Changes in gross carrying amount of finite-lived intangible assets |  |  |
Gross carrying amount | $ 62,577 | $ 51,442 | $ 57,317
Accumulated amortization | (31,773) | (28,578) | (32,405)
Net carrying amount | 30,804 | 22,864 | 24,912
North America |  |  |
Changes in gross carrying amount of finite-lived intangible assets |  |  |
Gross carrying amount | 33,863 | 23,562 | 27,490
Accumulated amortization | (15,786) | (13,811) | (16,546)
Net carrying amount | 18,077 | 9,751 | 10,944
Europe |  |  |
Changes in gross carrying amount of finite-lived intangible assets |  |  |
Gross carrying amount | 28,714 | 27,880 | 29,827
Accumulated amortization | (15,987) | (14,767) | (15,859)
Net carrying amount | $ 12,727 | $ 13,113 | $ 13,968

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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16212-109274 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph ((a)(1),(b)) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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