Future Maturities of Lease Liabilities (Detail) $ in Thousands	Sep. 30, 2019 USD ($)
Operating Leases
2019 (remaining 3 months)	$ 17,887
2020	66,595
2021	59,317
2022	48,633
2023	43,843
Later years	186,908
Total lease payments	423,183
less imputed interest	(93,855)
Total	329,328
Finance Leases
2019 (remaining 3 months)	826
2020	3,375
2021	3,257
2022	3,559
2023	3,654
Later years	12,130
Total lease payments	26,801
less imputed interest	(8,420)
Total	$ 18,381