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LEASE | 12 Months Ended
--- | ---
Dec. 31, 2020
LEASE |
LEASE | 12. LEASE The Company leases office space, office equipment and vehicles for solar power plants construction, and manufacturing facilities in various regions where the Company operates. Leased assets are mainly located in PRC, United States and Canada. The operating and financing lease expenses were $20,905 and $24,696, respectively, for the year ended December 31, 2018, as defined under the previous lease accounting guidance of ASC Topic 840. 12. LEASE (Continued) Upon adoption of ASC 842, the leases considered as ROU assets have various terms of up to twenty years. The Company also has certain leases with terms of 12 months or less, which are not recorded on the consolidated balance sheet. ​ The components of lease expenses were as follows: ​
​ | ​ | ​ | ​ | ​
​ |  | Year ended | ​ | Year ended
​ |  | December 31, 2019 |  | December 31, 2020
​ |  | $ | ​ | $
Finance lease cost: | ​ |  | ​ |
Amortization of right-of-use assets | ​ | 18,900 | ​ | 8,036
Interest on lease liabilities | ​ | 3,213 | ​ | 1,497
Operating fixed lease cost | ​ | 17,619 | ​ | 19,630
Short-term lease cost | ​ | 8,920 | ​ | 850
Total lease cost | ​ | 48,652 | ​ | 30,013
​ Other supplemental information related to leases is summarized below: ​
​ | ​ | ​ | ​ | ​
​ |  | Year ended | ​ | Year ended
​ |  | December 31, 2019 |  | December 31, 2020
​ |  | $ | ​ | $
Cash paid for amounts included in the measurement of lease liabilities | ​ |  | ​ |
Operating cash outflows from finance lease | ​ | (3,213) | ​ | (1,497)
Operating cash outflows from operating lease | ​ | (15,866) | ​ | (20,589)
Financing cash outflows from finance lease | ​ | (33,614) | ​ | (19,163)
ROU assets obtained in exchange of new finance lease liabilities in non-cash transaction | ​ | 7,300 | ​ | 10,666
ROU assets obtained in exchange of new operating lease liabilities in non-cash transaction | ​ | 18,222 | ​ | 14,892
ROU assets disposed through early termination of operating leases in non-cash transaction | ​ | — | ​ | (6,572)
​
​ | ​ | ​ | ​ | ​ | ​
​ |  | At December 31, |  | At December 31, |
​ |  | 2019 | ​ | 2020 | ​
Weighted average of remaining operating lease term - finance leases (in years) |  | 1.41 | ​ | 0.90 | ​
Weighted average of remaining operating lease term - operating leases (in years) |  | 3.03 | ​ | 3.07 | ​
​ | ​ | ​ | ​ | ​ | ​
Weighted average of operating lease discount rate - finance lease |  | 5.82 | % | 5.54 | %
Weighted average of operating lease discount rate - operating lease |  | 4.36 | % | 4.18 | %
​ ​ 12. LEASE (Continued) ​ As of December 31, 2020, maturities of operating and finance lease liabilities were as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Operating Lease |  | Finance Lease |  | Total Lease
​ | ​ | Payment | ​ | Payment | ​ | Payment
​ | ​ | $ | ​ | $ | ​ | $
Year Ending December 31: | ​ | ​ | ​ | ​ | ​ | ​
2021 | ​ | 14,374 | ​ | 22,706 | ​ | 37,080
2022 | ​ | 7,427 | ​ | 2,514 | ​ | 9,941
2023 | ​ | 3,632 | ​ | — | ​ | 3,632
2024 | ​ | 1,242 | ​ | — | ​ | 1,242
2025 | ​ | 369 | ​ | — | ​ | 369
Thereafter | ​ | 1,859 | ​ | — | ​ | 1,859
Total future minimum lease payments | ​ | 28,903 | ​ | 25,220 | ​ | 54,123
Less: imputed interest | ​ | 467 | ​ | 963 | ​ | 1,430
NPV for future minimum lease payments | ​ | 28,436 | ​ | 24,257 | ​ | 52,693
​ | ​ | ​ | ​ | ​ | ​ | ​
Analysis as: | ​ | ​ | ​ | ​ | ​ | ​
Short-term | ​ | 15,204 | ​ | 21,887 | ​ | 37,091
Long-term | ​ | 13,232 | ​ | 2,370 | ​ | 15,602
Total lease liabilities | ​ | 28,436 | ​ | 24,257 | ​ | 52,693
​ As of December 31, 2019, maturities of operating and finance lease liabilities were as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Operating Lease |  | Finance Lease |  | Total Lease
​ | ​ | Payment | ​ | Payment | ​ | Payment
​ | ​ | $ | ​ | $ | ​ | $
Year Ending December 31: | ​ | ​ | ​ | ​ | ​ | ​
2020 |  | 18,953 |  | 27,439 |  | 46,392
2021 |  | 12,980 |  | 13,087 |  | 26,067
2022 |  | 4,666 |  | 604 |  | 5,270
2023 |  | 2,541 |  | — |  | 2,541
2024 |  | 1,077 |  | — |  | 1,077
Thereafter |  | 1,504 |  | — |  | 1,504
Total future minimum lease payments |  | 41,721 |  | 41,130 |  | 82,851
Less: imputed interest |  | 2,236 |  | 2,056 |  | 4,292
NPV for future minimum lease payments |  | 39,485 |  | 39,074 |  | 78,559
​ | ​ | ​ | ​ | ​ | ​ | ​
Analysis as: | ​ | ​ | ​ | ​ | ​ | ​
Short-term | ​ | 18,767 | ​ | 25,998 | ​ | 44,765
Long-term | ​ | 20,718 | ​ | 13,076 | ​ | 33,794
Total lease liabilities | ​ | 39,485 | ​ | 39,074 | ​ | 78,559
​

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- Definition The entire disclosure for operating leases of lessee. Includes, but is not limited to, description of operating lease and maturity analysis of operating lease liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -URI http://asc.fasb.org/subtopic&trid=77888251 + Details
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