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Lease Obligations (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019 | Dec. 31, 2019
Lessee, Lease, Description [Line Items] |  |  |  |  |
Lease termination period |  |  | 10 years |  |
Lease, Cost [Abstract] |  |  |  |  |
Operating lease cost | $ 2,075 | $ 1,960 | $ 4,234 | $ 4,171 |
Short-term lease cost | 3,745 | 3,269 | 7,026 | 8,012 |
Finance lease cost: |  |  |  |  |
Amortization of right-of-use assets | 49 | 39 | 105 | 71 |
Interest on lease liabilities | 7 | 1 | 15 | 3 |
Total finance lease cost | 56 | $ 40 | 120 | 74 |
Cash paid for amounts included in the measurement of lease liabilities: |  |  |  |  |
Operating cash flows from operating leases |  |  | 4,336 | 4,466 |
Operating cash flows from finance leases |  |  | 15 | 3 |
Financing cash flows from finance leases |  |  | 105 | 71 |
Right-of-use assets obtained in exchange for lease obligations (noncash): |  |  |  |  |
Operating leases |  |  | 5,633 | 6,311 |
Finance leases |  |  | 0 | $ 770 |
Assets and Liabilities, Lessee [Abstract] |  |  |  |  |
Operating lease right-of-use assets | 17,076 |  | 17,076 |  | $ 13,979
Current portion of long-term lease obligations | 7,423 |  | 7,423 |  | 7,095
Long-term lease obligations | 9,733 |  | 9,733 |  | 6,976
Total operating lease liabilities | 17,156 |  | 17,156 |  | 14,071
Property and equipment, at cost | 1,479 |  | 1,479 |  | 1,479
Accumulated depreciation | (592) |  | (592) |  | (482)
Property and equipment, net | 887 |  | 887 |  | 997
Current maturities of long-term debt | 195 |  | 195 |  | 204
Long-term debt | 464 |  | 464 |  | 560
Total finance lease liabilities | $ 659 |  | $ 659 |  | $ 764
Weighted average remaining lease term: operating leases | 3 years 4 months 24 days |  | 3 years 4 months 24 days |  | 2 years 6 months
Weighted average remaining lease term: financing leases | 3 years 8 months 12 days |  | 3 years 8 months 12 days |  | 4 years
Weighted average discount rate: operating lease | 5.80% |  | 5.80% |  | 6.00%
Weighted average discount rate: financing lease | 4.20% |  | 4.20% |  | 4.20%
Operating Leases |  |  |  |  |
2020 (excluding the six months ended June 30, 2020) | $ 3,662 |  | $ 3,662 |  |
2021 | 6,294 |  | 6,294 |  |
2022 | 4,300 |  | 4,300 |  |
2023 | 2,767 |  | 2,767 |  |
2024 | 806 |  | 806 |  |
Thereafter | 1,438 |  | 1,438 |  |
Total lease payments | 19,267 |  | 19,267 |  |
Less imputed interest | (2,111) |  | (2,111) |  |
Total operating lease liabilities | 17,156 |  | 17,156 |  | $ 14,071
Finance Leases |  |  |  |  |
2020 (excluding the six months ended June 30, 2020) | 112 |  | 112 |  |
2021 | 208 |  | 208 |  |
2022 | 161 |  | 161 |  |
2023 | 154 |  | 154 |  |
2024 | 77 |  | 77 |  |
Thereafter | 0 |  | 0 |  |
Total lease payments | 712 |  | 712 |  |
Less imputed interest | (53) |  | (53) |  |
Total finance lease liabilities | $ 659 |  | $ 659 |  | $ 764
Minimum |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |
Lease renewal term |  |  | 1 month |  |
Maximum |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |
Lease renewal term |  |  | 8 years |  |

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