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Leases - Schedule of Supplemental Data (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows for operating leases	$ 26,810	$ 25,086
Operating cash flows for finance leases	3,214	3,226
Financing cash flows for finance leases	551	862
Right-of-use assets obtained in exchange for lease obligations:
Operating leases	$ 21,285	$ 21,809

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Right-of-use assets obtained in exchange for lease obligations.

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Amount of interest paid on finance lease liability.

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Amount of cash outflow for principal payment on finance lease.

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Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

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