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Goodwill and Intangibles - Summary of Change in Carrying Amount of Goodwill (Detail)
$ in Thousands
3 Months Ended
Mar. 31, 2020
USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill (Gross), beginning balance $ 265,656
Business Combinations 3,192
Other (180)
Goodwill (Gross), ending balance 268,668
Accumulated Impairment Losses, beginning balance (70,004)
Other 0
Business combinations 0
Accumulated Impairment Losses, ending balance (70,004)
Goodwill (Net), beginning balance 195,652
Business Combinations 3,192
Other (180)
Goodwill (Net), ending balance $ 198,664