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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Advances for Construction (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
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Accounting Policies [Abstract] |  |
2022 | $ 8,750 |
2023 | 8,732 |
2024 | 8,699 |
2025 | 8,586 |
2026 | 8,507 |
Thereafter | 154,812 |
Total refunds | $ 198,086 | $ 195,625

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- Definition Amount of liability for consideration received or receivable from customer which is not included in transaction price, when consideration is expected to be refunded to customer, classified as noncurrent. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 55 -Paragraph 27 -URI http://asc.fasb.org/extlink&oid=123410239&loc=SL49130611-203046-203046 + Details
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