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LONG-TERM DEBT - Narrative (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Dec. 31, 2020
Debt Instrument [Line Items] |  |  |
Letters of credit outstanding | $ 0 |  |
Payment-in-kind interest expense | $ 2,400,000 | $ 2,200,000 | $ 2,200,000
Term Loan A | Term Loan A | LIBOR |  |  |
Debt Instrument [Line Items] |  |  |
Variable rate percentage | 4.00% |  |
Term Loan A | Amended Term Loan B | LIBOR |  |  |
Debt Instrument [Line Items] |  |  |
Variable rate percentage | 10.50% |  |
Revolving Loan | Line of Credit |  |  |
Debt Instrument [Line Items] |  |  |
Maximum borrowing capacity | $ 100,000,000 |  |
Revolving Loan | Line of Credit | Amended Term Loan A |  |  |
Debt Instrument [Line Items] |  |  |
Unused fee percentage | 0.50% |  |
Letter of Credit | Line of Credit | Amended Term Loan A |  |  |
Debt Instrument [Line Items] |  |  |
Average daily amount fee percentage | 4.00% |  |
Fronting fee percentage | 0.125% |  |

X
- Definition Line Of Credit Facility, Fee On Average Daily Amount, Percentage + References No definition available. + Details
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- Definition Line Of Credit Facility, Fronting Fee Percentage + References No definition available. + Details
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- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Interest paid other than in cash for example by issuing additional debt securities. As a noncash item, it is added 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 -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
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