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Commitments and Contingencies (Tables) | 6 Months Ended
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Jun. 30, 2019
Commitments And Contingencies Disclosure [Abstract] |
Summary of Operating Lease Expense | Our lease expense comprises of the following (in thousands):
|  | Three Months Ended June 30, |  |  | Six Months Ended June 30, |
|  | 2019 |  |  | 2018 |  |  | 2019 |  |  | 2018 |
Operating lease expense |  | $ | 1,747 |  |  | $ | 695 |  |  | $ | 3,485 |  |  | $ | 1,391 |
Summary of Balance Sheet Classification of Operating Lease Liabilities | The balance sheet classification of our operating lease liabilities was as follows (in thousands):
|  | June 30, 2019 |  |  | December 31, 2018 |
Operating lease liabilities: |  |  |  |  |  |  |  |
Current portion of lease liabilities (included in other current liabilities) |  | $ | 1,663 |  |  | $ | - |
Long-term portion of lease liabilities |  |  | 34,641 |  |  |  | - |
Total operating lease liabilities |  | $ | 36,304 |  |  | $ | - |
Summary of Maturities of Operating Lease Liabilities | At June 30, 2019, the maturities of our operating lease liabilities were as follows (in thousands):
Years ending December 31, |  |  |  |
2019 (remaining) |  | $ | 2,610 |
2020 |  |  | 5,324 |
2021 |  |  | 5,220 |
2022 |  |  | 5,260 |
2023 |  |  | 4,952 |
Thereafter |  |  | 39,523 |
Total lease payments |  |  | 62,889 |
Less: |  |  |  |
Present value adjustment |  |  | (26,585 | )
Total operating lease liabilities |  | $ | 36,304 |

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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=77888426&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=77888426&loc=SL77918701-209980 + Details
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