REVENUE - Deferred revenue (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | |||
|---|---|---|---|---|---|
Jun. 30, 2022 |
Jun. 30, 2021 |
Jun. 30, 2022 |
Jun. 30, 2021 |
Dec. 31, 2021 |
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| REVENUE | |||||
| Beginning balance | $ 180,333 | $ 158,766 | $ 168,607 | $ 149,224 | |
| Deferral of unearned revenue | 63,628 | 60,655 | 125,263 | 116,034 | |
| Recognition of unearned revenue | (50,989) | (46,470) | (100,898) | (92,307) | |
| Ending balance | 192,972 | $ 172,951 | 192,972 | $ 172,951 | |
| Long-term unearned revenue | $ 27,700 | $ 27,700 | $ 18,400 | ||
| Long-term unearned revenue, recognition period (or less) | 5 years | ||||
| X | ||||||||||
- Definition Contract with customer liability increase from cash receipts. No definition available.
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| X | ||||||||||
- Definition Contract With Customer, Liability, Recognition Period No definition available.
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| X | ||||||||||
- Definition Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due, and from current period increase in contract liability. No definition available.
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| X | ||||||||||
- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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