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Leases (Tables) | 12 Months Ended
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Dec. 31, 2020
Leases [Abstract] |
Schedule of components of lease cost | The following table details the components of our lease cost in 2020 and 2019 (in thousands):
| Year Ended December 31,
| 2020 |  | 2019
Operating lease cost | $ | 64,742 |  |  | $ | 70,860 |
Variable lease cost | 15,021 |  |  | 13,780 |
Short-term lease cost | 37,524 |  |  | 20,384 |
Sublease income | (1,286) |  |  | (1,391) |
Net lease cost | $ | 116,001 |  |  | $ | 103,633 |
Schedule of maturities of operating lease liabilities | Maturities of our operating lease liabilities as of December 31, 2020 are as follows (in thousands):
| Vessels |  | Facilities and Equipment |  | Total
Less than one year | $ | 54,621 |  |  | $ | 6,028 |  |  | $ | 60,649 |
One to two years | 52,106 |  |  | 5,435 |  |  | 57,541 |
Two to three years | 34,580 |  |  | 4,649 |  |  | 39,229 |
Three to four years | 2,470 |  |  | 4,374 |  |  | 6,844 |
Four to five years | — |  |  | 2,340 |  |  | 2,340 |
Over five years | — |  |  | 4,054 |  |  | 4,054 |
Total lease payments | $ | 143,777 |  |  | $ | 26,880 |  |  | $ | 170,657 |
Less: imputed interest | (13,352) |  |  | (4,697) |  |  | (18,049) |
Total operating lease liabilities | $ | 130,425 |  |  | $ | 22,183 |  |  | $ | 152,608 |
Current operating lease liabilities | $ | 46,748 |  |  | $ | 4,851 |  |  | $ | 51,599 |
Non-current operating lease liabilities | 83,677 |  |  | 17,332 |  |  | 101,009 |
Total operating lease liabilities | $ | 130,425 |  |  | $ | 22,183 |  |  | $ | 152,608 |
Maturities of our operating lease liabilities as of December 31, 2019 are as follows (in thousands):
| Vessels |  | Facilities and Equipment |  | Total
Less than one year | $ | 60,210 |  |  | $ | 6,610 |  |  | $ | 66,820 |
One to two years | 54,564 |  |  | 5,888 |  |  | 60,452 |
Two to three years | 52,106 |  |  | 5,257 |  |  | 57,363 |
Three to four years | 34,580 |  |  | 4,622 |  |  | 39,202 |
Four to five years | 2,470 |  |  | 4,349 |  |  | 6,819 |
Over five years | — |  |  | 6,251 |  |  | 6,251 |
Total lease payments | $ | 203,930 |  |  | $ | 32,977 |  |  | $ | 236,907 |
Less: imputed interest | (24,846) |  |  | (6,449) |  |  | (31,295) |
Total operating lease liabilities | $ | 179,084 |  |  | $ | 26,528 |  |  | $ | 205,612 |
Current operating lease liabilities | $ | 48,716 |  |  | $ | 5,069 |  |  | $ | 53,785 |
Non-current operating lease liabilities | 130,368 |  |  | 21,459 |  |  | 151,827 |
Total operating lease liabilities | $ | 179,084 |  |  | $ | 26,528 |  |  | $ | 205,612 |
Schedule of weighted average remaining lease term and discount rate | The following table presents the weighted average remaining lease term and discount rate:
| December 31,
| 2020 |  | 2019
Weighted average remaining lease term | 3.1 years |  | 4.0 years
Weighted average discount rate | 7.53 | % |  | 7.54 | %
Schedule of other information related to operating leases | The following table presents other information related to our operating leases (in thousands):
| Year Ended December 31,
| 2020 |  | 2019
Cash paid for operating lease liabilities | $ | 66,026 |  |  | $ | 71,698 |
ROU assets obtained in exchange for new operating lease obligations | 516 |  |  | 1,168 |

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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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