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LEASES (Tables) | 12 Months Ended
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Dec. 31, 2021
LEASES [Abstract] |
Summary of balance sheet presentation of our operating and finance leases | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
(dollars in thousands) | ​ | ​ | ​ | ​ | ​ | ​
Classification on the Consolidated Balance Sheet | ​ | December 31, 2021 | ​ | December 31, 2020 (1)
Assets: | ​ | ​ | ​ | ​ | ​ | ​
Operating lease right-of-use assets, net | ​ | $ | 858 | ​ | $ | 306
Finance lease right-of-use assets, net (2) | ​ | ​ | 371 | ​ | ​ | 204
Total lease assets | ​ | $ | 1,229 | ​ | $ | 510
​ | ​ | ​ | ​ | ​ | ​ | ​
Liabilities: | ​ | ​ | ​ | ​ | ​ | ​
Current: | ​ | ​ | ​ | ​ | ​ | ​
Current maturities of operating lease liabilities | ​ | $ | 166 | ​ | $ | 225
Current maturities of finance lease liabilities | ​ | ​ | 222 | ​ | ​ | 48
Noncurrent: | ​ | ​ | ​ | ​ | ​ | ​
Operating lease liabilities, less current maturities | ​ | ​ | 697 | ​ | ​ | 92
Finance lease liabilities, less current maturities | ​ | ​ | 159 | ​ | ​ | 116
Total lease liabilities | ​ | $ | 1,244 | ​ | $ | 481
​ (1)As of December 31, 2020, $175 of property and equipment, net and $29 of operating lease right-of-use assets were reclassified to finance lease right-of-use assets to conform to the current period presentation. (2)As of December 31, 2021 and 2020, finance lease right-of-use assets included $61 and $29, respectively, of assets related to finance leases associated with the HSRR program.
Summary of estimated future minimum lease payments for operating leases | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
(dollars in thousands) |  | Operating Leases | ​ | Finance Leases | ​ | Total
2022 | ​ | $ | 227 | ​ | $ | 176 | ​ | $ | 403
2023 | ​ |  | 218 | ​ |  | 101 | ​ |  | 319
2024 | ​ |  | 204 | ​ |  | 80 | ​ |  | 284
2025 | ​ |  | 191 | ​ |  | 65 | ​ |  | 256
2026 | ​ | ​ | 195 | ​ | ​ | 26 | ​ | ​ | 221
Thereafter | ​ |  | — | ​ |  | — | ​ |  | —
Total lease obligations | ​ |  | 1,035 | ​ |  | 448 | ​ |  | 1,483
Less: Amount representing interest | ​ |  | (172) | ​ |  | (67) | ​ |  | (239)
Present value of net minimum lease obligations | ​ |  | 863 | ​ |  | 381 | ​ |  | 1,244
Less, current portion | ​ |  | (166) | ​ |  | (222) | ​ |  | (388)
Long term portion | ​ | $ | 697 | ​ | $ | 159 | ​ | $ | 856
Summary of estimated future minimum lease payments for finance leases | As of December 31, 2021, the estimated future minimum lease payments, excluding non-lease components, are as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
(dollars in thousands) |  | Operating Leases | ​ | Finance Leases | ​ | Total
2022 | ​ | $ | 227 | ​ | $ | 176 | ​ | $ | 403
2023 | ​ |  | 218 | ​ |  | 101 | ​ |  | 319
2024 | ​ |  | 204 | ​ |  | 80 | ​ |  | 284
2025 | ​ |  | 191 | ​ |  | 65 | ​ |  | 256
2026 | ​ | ​ | 195 | ​ | ​ | 26 | ​ | ​ | 221
Thereafter | ​ |  | — | ​ |  | — | ​ |  | —
Total lease obligations | ​ |  | 1,035 | ​ |  | 448 | ​ |  | 1,483
Less: Amount representing interest | ​ |  | (172) | ​ |  | (67) | ​ |  | (239)
Present value of net minimum lease obligations | ​ |  | 863 | ​ |  | 381 | ​ |  | 1,244
Less, current portion | ​ |  | (166) | ​ |  | (222) | ​ |  | (388)
Long term portion | ​ | $ | 697 | ​ | $ | 159 | ​ | $ | 856
Schedule of other information | ​
​ | ​ | ​ | ​
​ | December 31, | ​ | December 31,
​ | 2021 | ​ | 2020
Weighted-average remaining lease term (years): | ​ | ​ | ​
Operating leases | 4.7 | ​ | 1.9
Finance leases | 3.1 | ​ | 3.6
Weighted-average discount rate: | ​ | ​ | ​
Operating leases | 8.00% | ​ | 8.00%
Finance leases | 10.03% | ​ | 8.28%

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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 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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