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Leases - Schedule of Supplemental Cash Flow Information (Detail) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Cash used in operating activities:    
Operating leases $ 7,007 $ 5,918
Financing leases 354 454
Cash used in financing activities:    
Financing leases 6,080 2,027
ROU assets obtained in exchange for lease obligations:    
Operating leases 3,299 9,268
Financing leases $ 3,941 $ 72