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Leases (Tables) | 3 Months Ended
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Mar. 31, 2019
Leases |
Schedule of operating lease asset | Operating lease right-of-use assets as of March 31, 2019 are as follows (in thousands):
Office leases |  | $ | 606
Land leases |  |  | 772
Total operating lease right-of-use assets, net |  | $ | 1,378
Schedule of operating lease liabilities | Operating lease liabilities as of March 31, 2019 are as follows (in thousands):
Office leases |  | $ | 510
Land leases |  |  | 810
Total current lease liabilities |  |  | 1,320
Non-current office leases |  |  | 327
Non-current land leases |  |  | 25
Total lease liabilities |  | $ | 1,672
Summary of operating lease expense | Operating lease expense as of March 31, 2019 is as follows (in thousands):
Office leases |  | $ | 116
Land leases |  |  | 120
Total operating lease expense (1) |  |  | 236
Short-term lease expense |  |  | 32
Land option expense |  |  | 160
Total land option and lease expense |  | $ | 428
| (1) |  | Includes amortization of right-of-use assets of $184 thousand.
Summary of maturity of operating lease liabilities | Maturity of operating lease liabilities as of March 31, 2019 are as follows (in thousands, except lease term and discount rate):
2019 (remaining) |  | $ | 950
2020 |  |  | 1,140
2021 |  |  | 3
2022 |  |  | —
2023 |  |  | —
Thereafter |  |  | —
Total undiscounted lease payments |  |  | 2,093
Discount to present value |  |  | (421)
Present value of lease liabilities |  | $ | 1,672
Weighted average remaining lease term - years |  |  | 1.6
Weighted average discount rate - percent |  |  | 12.0
Schedule of other information related to our operating leases | Other information related to our operating leases for the three months ended March 31, 2019 is as follows (in thousands):
Cash paid for amounts included in the measurement of operating lease liabilities: |  |  |  |
Cash flows from operating activities |  | $ | 258 |
Noncash right-of-use assets recorded for operating lease liabilities: |  |  |  |
Adoption of Topic 842 |  |  | 1,562 |
In exchange for new operating lease liabilities during the period |  |  | — |

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- Definition Tabular disclosure of operating right of use asset. + References No definition available. + Details
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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/2003/role/presentationRef -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/2003/role/presentationRef -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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