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COMMITMENTS AND CONTINGENCIES (Tables) | 12 Months Ended
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Dec. 31, 2021
COMMITMENTS AND CONTINGENCIES. |
Summary of right-of-use assets related to finance leases | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | 2021 |  | 2020
Finance lease right-of-use assets | ​ | $ | 78 | ​ | $ | 78
Accumulated amortization | ​ |  | (64) | ​ |  | (42)
Finance lease right-of-use assets, net | ​ | $ | 14 | ​ | $ | 36
Summary of maturities of operating lease liabilities | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Operating Lease Obligation | ​ | Finance Lease Obligation
Remaining lease payments to be paid during the year ended December 31, | ​ | ​ | ​ | ​ | ​ | ​
2022 |  | $ | 402 | ​ | $ | 15
2023 | ​ |  | 325 | ​ |  | —
2024 | ​ |  | 271 | ​ |  | —
2025 | ​ |  | 248 | ​ |  | —
2026 | ​ |  | 80 | ​ |  | —
Thereafter | ​ |  | 2 | ​ |  | —
Total lease payments | ​ | ​ | 1,328 | ​ | ​ | 15
Less Imputed Interest | ​ | ​ | (97) | ​ | ​ | —
Lease obligation at December 31, 2021 | ​ | $ | 1,231 | ​ | $ | 15
Summary of maturities of finance lease liabilities | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Operating Lease Obligation | ​ | Finance Lease Obligation
Remaining lease payments to be paid during the year ended December 31, | ​ | ​ | ​ | ​ | ​ | ​
2022 |  | $ | 402 | ​ | $ | 15
2023 | ​ |  | 325 | ​ |  | —
2024 | ​ |  | 271 | ​ |  | —
2025 | ​ |  | 248 | ​ |  | —
2026 | ​ |  | 80 | ​ |  | —
Thereafter | ​ |  | 2 | ​ |  | —
Total lease payments | ​ | ​ | 1,328 | ​ | ​ | 15
Less Imputed Interest | ​ | ​ | (97) | ​ | ​ | —
Lease obligation at December 31, 2021 | ​ | $ | 1,231 | ​ | $ | 15
​
Summary of components of our lease cost | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​
​ |  | 2021 |  | 2020 |  | 2019
Lease Cost | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Finance lease cost: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Amortization of right-of-use assets | ​ | $ | 22 | ​ | $ | 21 | ​ | $ | 21
Interest on lease obligation | ​ |  | 1 | ​ |  | 2 | ​ |  | 2
Total finance lease cost | ​ | ​ | 23 | ​ | ​ | 23 | ​ | ​ | 23
Total operating lease cost | ​ |  | 419 | ​ |  | 399 | ​ |  | 585
Short-term lease cost | ​ |  | 493 | ​ |  | 558 | ​ |  | 1,231
Total lease cost | ​ | $ | 935 | ​ | $ | 980 | ​ | $ | 1,839
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Other Information | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Cash paid for amounts included in the measurement of lease obligation: | ​ |  |  | ​ |  |  | ​ |  |
Operating cash flows from operating leases | ​ | $ | 419 | ​ | $ | 397 | ​ | $ | 582
Financing cash flows from finance leases | ​ |  | 22 | ​ |  | 21 | ​ |  | 20
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Right-of-use assets obtained in exchange for new finance lease obligations | ​ | ​ | — | ​ | ​ | — | ​ | ​ | —
Right-of-use assets obtained in exchange for new operating lease obligations | ​ |  | 143 | ​ |  | 123 | ​ |  | 265

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- Definition Tabular disclosure of undiscounted cash flows of finance lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to finance 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=123408670&loc=SL77918701-209980 + 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/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=123408670&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=123408670&loc=SL77918701-209980 + Details
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