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Leases (Tables) | 9 Months Ended
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Sep. 30, 2020
Leases [Abstract] |
Future Minimum Lease Payments under Operating Leases | Future minimum lease payments under operating leases that have initial noncancelable lease terms in excess of one year were as follows (in thousands):
|  | September 30, 2020 |  |  | December 31, 2019 |
2020 |  | $ | 10,643 |  |  | $ | 33,374 |
2021 |  |  | 38,059 |  |  |  | 25,911 |
2022 |  |  | 33,014 |  |  |  | 23,098 |
2023 |  |  | 27,500 |  |  |  | 19,162 |
2024 |  |  | 23,063 |  |  |  | 15,330 |
Thereafter |  |  | 117,351 |  |  |  | 92,991 |
Total lease payments |  |  | 249,630 |  |  |  | 209,866 |
Less: imputed interest |  |  | (49,201 | ) |  |  | (43,085 | )
Operating lease liabilities |  | $ | 200,429 |  |  | $ | 166,781 |
Lease Cost | The following table sets forth lease costs (in thousands):
|  | Three months ended September 30, |  |  | Nine months ended September 30, |
|  | 2020 |  |  | 2019 |  |  | 2020 |  |  | 2019 |
Operating lease cost |  | $ | 11,553 |  |  | $ | 9,490 |  |  | $ | 32,467 |  |  | $ | 29,461 |
Variable lease cost |  |  | 485 |  |  |  | 386 |  |  |  | 1,081 |  |  |  | 1,417 |
Short-term lease cost |  |  | 4,645 |  |  |  | 7,727 |  |  |  | 17,998 |  |  |  | 24,582 |
Sublease income |  |  | (418 | ) |  |  | (366 | ) |  |  | (792 | ) |  |  | (924 | )
|  | $ | 16,265 |  |  | $ | 17,237 |  |  | $ | 50,754 |  |  | $ | 54,536 |
Operating Leases, Weighted Average Discount Rate and Remaining Lease Term | The following table summarizes other supplemental information about the Company’s operating leases :
|  | September 30, 2020 |  |  | December 31, 2019 |
Weighted average discount rate |  |  | 4.1 | % |  |  | 4.0 | %
Weighted average remaining lease term |  | 10 years |  |  | 11 years |

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- Definition Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980 + Details
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- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918701-209980 + Details
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