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Goodwill and Acquired Intangible Assets (Tables)
9 Months Ended
Sep. 30, 2022
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Acquired Intangible Assets
Acquired intangible assets include the following:

September 30, 2022
(Dollars in thousands)
Useful Life
(in years)(1)
Cost BasisAccumulated AmortizationNet
Tradename and trademarks10$68,470 $(3,994)$64,476 
Customer relationships55,670 (1,239)4,431 
Developed technology31,260 (245)1,015 
Total acquired intangible assets$75,400 $(5,478)$69,922 
(1)     The weighted average useful life of acquired intangible assets related to the Nitro acquisition is 9.51 years.