Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Other Intangibles - Other intangible assets (Details)

v3.21.2
Goodwill and Other Intangibles - Other intangible assets (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Other intangible assets          
Gross Definite-lived intangible assets $ 317,442   $ 317,442   $ 252,751
Accumulated Amortization (82,570)   (82,570)   (62,146)
Net definite-lived intangible assets 234,872   234,872   $ 190,605
Amortization expense $ 7,082 $ 5,382 $ 20,424 $ 16,012