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Intangible Assets (Tables)
9 Months Ended
Sep. 30, 2023
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Intangible Assets Other Than Goodwill
At September 30, 2023 and December 31, 2022, the Company's intangible assets with finite lives were as follows:

September 30, 2023December 31, 2022
(in thousands)
Gross
Accumulated AmortizationNet
Gross
Accumulated AmortizationNet
Intangible assets with finite lives:
Customer relationships$51,160 $(49,417)$1,743 $51,137 $(48,695)$2,442 
Acquired technology45,894 (11,925)33,969 55,480 (10,707)44,773 
Trade names30,496 (13,705)16,791 35,930 (12,455)23,475 
Patent costs18,714 (10,823)7,891 18,673 (10,909)7,764 
Acquired patents16,426 (14,716)1,710 17,499 (15,661)1,838 
Other13,170 (9,120)4,050 13,255 (8,765)4,490 
Total intangible assets$175,860 $(109,706)$66,154 $191,974 $(107,192)$84,782