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Trademarks, Licenses and Other Intangible Assets (Details) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
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Finite-Lived Intangible Assets [Line Items] |  |
Gross Amount | $ 143,019 | $ 130,849
Accumulated Amortization | 61,981 | 59,387
Net Book Value | 81,038 | 71,462
Total Gross Amount | 266,306 | 259,882
Total Accumulated Amortization | 61,981 | 59,387
Total Net Book Value | 204,325 | 200,495
Licensing Agreements [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Amount | 85,100 | 69,439
Accumulated Amortization | 50,539 | 46,857
Net Book Value | 34,561 | 22,582
Other Intangible Assets [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Amount | 13,619 | 14,949
Accumulated Amortization | 11,373 | 12,458
Net Book Value | 2,246 | 2,491
Indefinite-lived Intangible Assets [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Amount | 123,287 | 129,033
Accumulated Amortization |  |
Net Book Value | 123,287 | 129,033
Finite-Lived Intangible Assets [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Amount | 44,300 | 46,461
Accumulated Amortization | 69 | 72
Net Book Value | $ 44,231 | $ 46,389

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