Schedule of Minimum Cash Lease Payments (Detail) $ in Thousands	3 Months Ended
Mar. 31, 2019 USD ($)
Cash paid for amounts included in the measurement of lease liabilities
Cash outflows for operating leases	$ 69,974
Cash outflows for finance leases - operating activities	1,974
Cash outlfows for finance leases - financing activities	3,517
Equipment
Non-cash amount of leased assets obtained in exchange for:
Operating lease liabilities	$ 101

Cash flow, operating and financing activities, lessee.

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Non-cash amount of leased assets obtained in exchange.

+ References

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Amount of interest paid on finance lease liability.

+ References

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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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Amount of increase in right-of-use asset obtained in exchange for operating lease liability.

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