Quarterly report pursuant to Section 13 or 15(d)

Schedule of Aggregate Lease Costs by Lease Classification (Parenthetical) (Detail)

v3.20.2
Schedule of Aggregate Lease Costs by Lease Classification (Parenthetical) (Detail) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Lease Cost [Line Items]        
Lease payments     $ 205,276 $ 211,940
Equipment | Utilities and Other        
Lease Cost [Line Items]        
Short term lease payments $ 267 $ 452 839 1,808
Real Estate | Facility Lease Expense        
Lease Cost [Line Items]        
Variable lease payments 191 18,591 9,146 54,209
Lease payments $ 335 $ 400 $ 1,122 $ 1,184