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SIGNIFICANT ACCOUNTING POLICIES - Narrative 1 (Details) - USD ($) |  | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | ---
Oct. 01, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2023
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Contracts receivable, factoring receivable |  | $ 4,900,000 |  | $ 4,900,000 |  | $ 14,300,000
Deferred financing costs, net of accumulated amortization |  | 2,500,000 |  | 2,500,000 |  | 1,600,000
Goodwill |  | 708,980,000 |  | 708,980,000 |  | $ 679,463,000
Loss on impairment | $ 0 |  |  |  |  |
Intangible asset amortization expense |  | 3,100,000 | $ 3,000,000.0 | 6,200,000 | $ 6,000,000.0 |
Income tax expense (benefit) |  | $ 2,456,000 | $ (614,000) | $ 592,000 | $ 521,000 |
Effective tax rate |  | 26.10% | (4.40%) | 4.60% | 65.50% |
Management service contracts |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Useful life |  | 25 years |  | 25 years |  |
Minimum | Amounts Returned to Property and Equipment |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
PPE estimated useful lives |  | 3 years |  | 3 years |  |
Minimum | Leasehold Improvements |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
PPE estimated useful lives |  | 3 years |  | 3 years |  |
Maximum | Amounts Returned to Property and Equipment |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
PPE estimated useful lives |  | 15 years |  | 15 years |  |
Maximum | Leasehold Improvements |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
PPE estimated useful lives |  | 15 years |  | 15 years |  |

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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-28 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 55 -Paragraph 40 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482640/350-30-55-40 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-2 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482686/350-30-45-2 + Details
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- Definition Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 1A -Publisher FASB -URI https://asc.fasb.org/1943274/2147482925/835-30-45-1A Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482925/835-30-45-2 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482900/835-30-50-1 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1D -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481139/470-20-50-1D + Details
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