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REVENUE FROM CONTRACTS WITH CUSTOMERS - Additional information (Details) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2023 USD ($) | Sep. 30, 2022 USD ($) | Sep. 30, 2023 USD ($) segment | Sep. 30, 2022 USD ($) | Dec. 31, 2022 USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |  |  |  |  |
Number of reportable segments | segment |  |  | 6 |  |
Accounts receivable, net | $ 127,418,000 |  | $ 127,418,000 |  | $ 149,110,000
Unbilled receivables | 18,939,000 |  | 18,939,000 |  | 14,144,000
Recognized revenue | 9,317,000 | $ 7,293,000 | 43,484,000 | $ 32,287,000 |
Capitalized costs | 7,769,000 |  | 7,769,000 |  | 5,990,000
Capitalized cost, recognized | 1,180,000 | 723,000 | 3,453,000 | 1,813,000 |
Impairment charges | 0 | $ 0 | 0 | $ 0 |
Service and Fee |  |  |  |  |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |  |  |  |  |
Deferred revenue | 73,829,000 |  | 73,829,000 |  | $ 85,441,000
Service and Fee | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-10-01 |  |  |  |  |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |  |  |  |  |
Revenue, remaining performance obligation, amount | $ 48,154,000 |  | $ 48,154,000 |  |
Revenue, remaining performance obligation, expected timing of satisfaction, period | 3 months |  | 3 months |  |
Service and Fee | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-01-01 |  |  |  |  |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |  |  |  |  |
Revenue, remaining performance obligation, amount | $ 11,962,000 |  | $ 11,962,000 |  |
Revenue, remaining performance obligation, expected timing of satisfaction, period | 1 year |  | 1 year |  |
Service and Fee | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-01-01 |  |  |  |  |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |  |  |  |  |
Revenue, remaining performance obligation, amount | $ 6,350,000 |  | $ 6,350,000 |  |
Revenue, remaining performance obligation, expected timing of satisfaction, period | 1 year |  | 1 year |  |
Service and Fee | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-01-01 |  |  |  |  |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |  |  |  |  |
Revenue, remaining performance obligation, amount | $ 2,862,000 |  | $ 2,862,000 |  |
Revenue, remaining performance obligation, expected timing of satisfaction, period | 1 year |  | 1 year |  |
Service and Fee | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2027-01-01 |  |  |  |  |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |  |  |  |  |
Revenue, remaining performance obligation, amount | $ 1,591,000 |  | $ 1,591,000 |  |
Revenue, remaining performance obligation, expected timing of satisfaction, period | 1 year |  | 1 year |  |
Service and Fee | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2028-01-01 |  |  |  |  |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |  |  |  |  |
Revenue, remaining performance obligation, amount | $ 2,910,000 |  | $ 2,910,000 |  |
Revenue, remaining performance obligation, expected timing of satisfaction, period |  |  |  |  |

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- Definition Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481990/310-10-45-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 9 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481990/310-10-45-9 + Details
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- Definition Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 340 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479483/340-40-50-3 + Details
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