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Goodwill and Acquired Intangible Assets, Identifiable Intangible Assets (Details) - USD ($) $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Indefinite Lived Intangible Assets [Abstract] |  |  |
Acquired intangible assets |  | $ 187,059 | $ 185,962
Less accumulated amortization | [1] | (94,016) | (86,945)
Net acquired intangible assets |  | 93,043 | 99,017
Customer Relationships [Member] |  |  |
Indefinite Lived Intangible Assets [Abstract] |  |  |
Acquired intangible assets |  | 159,805 | 158,717
Patents, Developed Technology and Intellectual Property [Member] |  |  |
Indefinite Lived Intangible Assets [Abstract] |  |  |
Acquired intangible assets |  | 14,123 | 14,123
Trademarks and Trade Names [Member] |  |  |
Indefinite Lived Intangible Assets [Abstract] |  |  |
Acquired intangible assets |  | 8,880 | 8,880
Acquired indefinite-lived intangible assets |  | 2,600 |
Non-compete Agreements [Member] |  |  |
Indefinite Lived Intangible Assets [Abstract] |  |  |
Acquired intangible assets |  | 3,291 | 3,282
Supply Agreements [Member] |  |  |
Indefinite Lived Intangible Assets [Abstract] |  |  |
Acquired intangible assets |  | 800 | 800
Leaseholds [Member] |  |  |
Indefinite Lived Intangible Assets [Abstract] |  |  |
Acquired intangible assets |  | $ 160 | $ 160
[1] | Applies to all intangible assets, except for trademarks and trade names totaling $2.6 million, which have indefinite useful lives and, as such, are not being amortized.

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