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Goodwill and Other Intangible Assets (Intangible Assets) (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Dec. 31, 2020
Schedule of Finite-Lived and Indefinite-Lived Assets [Line Items] |  |  |
Intangible assets, Gross carrying amount | $ 759,362 |  | $ 758,679
Intangible assets, Accumulated amortization | (265,457) |  | (257,142)
Amortization expense | 8,300 | $ 8,500 |
Future amortization expense [Abstract] |  |  |
Remaining, 2021 | 25,120 |  |
2022 | 32,426 |  |
2023 | 31,646 |  |
2024 | 30,836 |  |
2025 | 31,058 |  |
2026 | 30,529 |  |
Amortization included in expense |  |  |
Future amortization expense [Abstract] |  |  |
Remaining, 2021 | 20,620 |  |
2022 | 26,426 |  |
2023 | 25,646 |  |
2024 | 24,836 |  |
2025 | 25,058 |  |
2026 | 24,529 |  |
Amortization recorded as a reduction of revenue |  |  |
Future amortization expense [Abstract] |  |  |
Remaining, 2021 | 4,500 |  |
2022 | 6,000 |  |
2023 | 6,000 |  |
2024 | 6,000 |  |
2025 | 6,000 |  |
2026 | 6,000 |  |
Trademarks & tradenames |  |  |
Schedule of Finite-Lived and Indefinite-Lived Assets [Line Items] |  |  |
Unamortized intangible assets, Gross carrying amount | 86,544 |  | 86,544
Customer and distributor relationships |  |  |
Schedule of Finite-Lived and Indefinite-Lived Assets [Line Items] |  |  |
Amortized intangible assets, Gross carrying amount | 342,531 |  | 342,639
Intangible assets, Accumulated amortization | (139,243) |  | (134,555)
Sales representation, marketing and promotional rights |  |  |
Schedule of Finite-Lived and Indefinite-Lived Assets [Line Items] |  |  |
Amortized intangible assets, Gross carrying amount | 149,376 |  | 149,376
Intangible assets, Accumulated amortization | (55,500) |  | (54,000)
Patents and other intangible assets |  |  |
Schedule of Finite-Lived and Indefinite-Lived Assets [Line Items] |  |  |
Amortized intangible assets, Gross carrying amount | 74,307 |  | 73,516
Intangible assets, Accumulated amortization | (49,356) |  | (48,882)
Developed technology |  |  |
Schedule of Finite-Lived and Indefinite-Lived Assets [Line Items] |  |  |
Amortized intangible assets, Gross carrying amount | 106,604 |  | 106,604
Intangible assets, Accumulated amortization | (21,358) |  | $ (19,705)
Asset acquisition, contingent consideration liability | $ 6,000 |  |
Weighted Average |  |  |
Schedule of Finite-Lived and Indefinite-Lived Assets [Line Items] |  |  |
Finite-lived intangible asset useful life (in years) | 22 years |  |
Weighted Average | Customer and distributor relationships |  |  |
Schedule of Finite-Lived and Indefinite-Lived Assets [Line Items] |  |  |
Finite-lived intangible asset useful life (in years) | 24 years |  |
Weighted Average | Sales representation, marketing and promotional rights |  |  |
Schedule of Finite-Lived and Indefinite-Lived Assets [Line Items] |  |  |
Finite-lived intangible asset useful life (in years) | 25 years |  |
Weighted Average | Patents and other intangible assets |  |  |
Schedule of Finite-Lived and Indefinite-Lived Assets [Line Items] |  |  |
Finite-lived intangible asset useful life (in years) | 16 years |  |
Weighted Average | Developed technology |  |  |
Schedule of Finite-Lived and Indefinite-Lived Assets [Line Items] |  |  |
Finite-lived intangible asset useful life (in years) | 16 years |  |

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