Leases - Schedule of Maturity Analysis of Lease Liability by Lease Classification (Detail) $ in Thousands	Dec. 31, 2019 USD ($)
Operating Leases
Operating Leases, 2020	$ 16,449
Operating Leases, 2021	15,470
Operating Leases, 2022	13,906
Operating Leases, 2023	9,216
Operating Leases, 2024	8,039
Operating Leases, Thereafter	56,818
Operating Leases, Total undiscounted lease payments	119,898
Amounts representing interest, Operating Leases	(20,398)
Operating Leases, Lease liability	99,500
Finance Leases
Finance Leases, 2020	803
Finance Leases, 2021	809
Finance Leases, 2022	815
Finance Leases, 2023	830
Finance Leases, 2024	858
Finance Leases, Thereafter	5,374
Finance Leases, Total undiscounted lease payments	9,489
Amounts representing interest, Finance Leases	(2,083)
Finance Leases, Lease liability	$ 7,406