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Revenue - Information about Receivables, Contract Assets, and Unearned Revenue from Contracts with Customers (Detail) - USD ($)
$ in Thousands
Mar. 31, 2020
Jan. 01, 2020
Dec. 31, 2019
Revenue From Contract With Customer [Abstract]      
Accounts receivable, net $ 86,465 $ 90,500 $ 90,531
Contract assets 1,354 $ 2,800 2,812
Unearned revenue 12,465   11,963
Non-current unearned revenue $ 4,476   $ 6,012