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v3.21.2

Subsequent Events (Details) $ in Thousands | 1 Months Ended | 6 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Jul. 23, 2021 USD ($) shares | Jan. 31, 2021 USD ($) | Jun. 30, 2021 USD ($) shares | Jun. 30, 2020 USD ($) | Dec. 31, 2020 USD ($) shares | Dec. 31, 2019 USD ($) shares | Dec. 31, 2018 USD ($) | Feb. 28, 2021 USD ($) | Jan. 04, 2021 USD ($) | Sep. 04, 2017 shares
Subsequent Events (Details) [Line Items] |  |  |  |  |  |  |  |  |  |
Convertible promissory notes |  |  | $ 64,343 |  |  |  |  |  |  |
Interest rate |  |  |  |  |  |  |  |  | 6.00% |
Convertible promissory notes |  |  |  |  |  |  |  | $ 32,500 |  |
Proceeds from bank loans |  |  | $ 26,603 | $ 9,473 | $ 17,308 | $ 17,735 | $ 62,432 |  |  |
Aggregate of shares (in Shares) | shares |  |  | 617,880 |  | 617,880 | 617,880 |  |  |  | 2,600
Subsequent Event [Member] |  |  |  |  |  |  |  |  |  |
Subsequent Events (Details) [Line Items] |  |  |  |  |  |  |  |  |  |
Convertible promissory notes |  |  |  |  |  |  |  |  | $ 57,500 |
Convertible promissory notes |  | $ 25,000 |  |  |  |  |  |  |  |
Acquisition of building cost |  | $ 18,300 |  |  |  |  |  |  |  |
Proceeds from bank loans |  |  | $ 9,921 |  |  |  |  |  |  |
Net proceeds | $ 708,400 |  |  |  |  |  |  |  |  |
Proceeds from convertible notes | $ 57,500 |  |  |  |  |  |  |  |  |
Aggregate of shares (in Shares) | shares | 210,000,000 |  |  |  |  |  |  |  |  |
Exchange ratio | 160.3 |  |  |  |  |  |  |  |  |
Ownership interest | 69.90% |  |  |  |  |  |  |  |  |
PRC [Member] | Minimum [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |  |  |
Subsequent Events (Details) [Line Items] |  |  |  |  |  |  |  |  |  |
Interest rate |  |  | 5.00% |  |  |  |  |  |  |
PRC [Member] | Maximum [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |  |  |
Subsequent Events (Details) [Line Items] |  |  |  |  |  |  |  |  |  |
Interest rate |  |  | 6.00% |  |  |  |  |  |  |

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- Definition The capitalized costs incurred during the period (excluded from amortization) to purchase, lease or otherwise acquire an unproved property, including costs of lease bonuses and options to purchase or lease properties, the portion of costs applicable to minerals when land including mineral rights is purchased in fee, brokers' fees, recording fees, legal costs, and other costs incurred in acquiring properties. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-10(c)(7)(ii)) -URI http://asc.fasb.org/extlink&oid=123726172&loc=d3e511914-122862 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-10(c)(3)(ii)(A)) -URI http://asc.fasb.org/extlink&oid=123726172&loc=d3e511914-122862 + Details
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