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v3.19.1

LEASES (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2019 | Dec. 31, 2018
Leases |  |
Cumulative effect of new accounting principle | $ 100 |
Leased asset, cost | 476,443 | $ 459,006
Less: accumulated depreciation | (40,784) | (35,127)
Net book value | 435,659 | 423,879
Interest expense |  |
Operating lease, interest expense | 22 |
Finance lease, interest expense, | $ 120 |
Operating lease, Weighted average discount rate (as a percent) | 8.73% |
Operating lease, Weighted average remaining lease term | 5 years |
Operating lease, Total discounted lease liability | $ 983 |
Finance leases, Weighted average discount rate (as a percent) | 7.70% |
Finance leases, Weighted average remaining lease term | 3 years |
Finance leases, Total discounted lease liability | $ 6,338 | 6,429
Total discounted lease liability | $ 7,321 | $ 6,429
Lease, Practical Expedient, Use of Hindsight [true false] | true |
Operating lease term | 10 years |
Finance lease term | 10 years |
Operating Leases |  |
Leases |  |
Leased asset, cost | $ 1,167 |
Less: accumulated depreciation | (386) |
Net book value | 781 |
Finance Leases |  |
Leases |  |
Leased asset, cost | 6,879 |
Less: accumulated depreciation | (138) |
Net book value | $ 6,741 |

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