Annual report pursuant to Section 13 and 15(d)

Leases - Summary of Operating Lease Cost and Other Information (Detail)

v3.20.4
Leases - Summary of Operating Lease Cost and Other Information (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Lessee Lease Description [Line Items]    
Fixed lease cost $ 266,105 $ 246,296
Variable lease cost 3,455 13,104
Operating cash flows used for leases 257,775 264,424
ROU assets exchanged for lease liabilities $ 318,713 $ 122,078
Weighted-average remaining lease term 4 years 3 months 21 days 4 years 7 months 28 days
Weighted-average discount rate 3.67% 4.20%
Topic 842 [Member]    
Lessee Lease Description [Line Items]    
ROU assets exchanged for lease liabilities   $ 1,035,062