Common Stock, Outstanding, Percentage

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- Definition

Debt Instrument, Third Party Fees

+ References

No definition available.

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- Definition

Financing Receivable, Prepayment Penalty

+ References

No definition available.

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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.

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
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- Definition

Amount of the required periodic payments applied to principal.

+ 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
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- Definition

Amount, after accumulated amortization, of debt discount.

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-Name Accounting Standards Codification
-Topic 835
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- Definition

The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 45
-Paragraph 15
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-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585

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- Definition

The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

+ References

No definition available.

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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

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SUBSEQUENT EVENTS (Details)	1 Months Ended		12 Months Ended
SUBSEQUENT EVENTS (Details)	Feb. 28, 2021 shares	Jan. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Aug. 06, 2019 USD ($)
Subsequent Event [Line Items]
Payments to extinguish debt			$ 9,250,000	$ 2,075,000	$ 5,150,000
Original issue discount			$ 13,355,000	20,071,000
HC Group Holdings I, LLC
Subsequent Event [Line Items]
Percentage of outstanding common stock			0.636
Credit Agreements, Entered Into 2019
Subsequent Event [Line Items]
Prepayment penalty			$ 3,500,000
Credit Agreements, Entered Into 2019 \| Senior Notes
Subsequent Event [Line Items]
Face amount of debt instruments						$ 1,475,000,000.0
Credit Agreements, Entered Into 2019 \| Notes Payable
Subsequent Event [Line Items]
Payments to extinguish debt			$ 174,000,000.0
Credit Agreements, Entered Into 2019 \| First Lien Term Loan \| Senior Notes
Subsequent Event [Line Items]
Face amount of debt instruments						925,000,000.0
Basis spread on variable rate			4.25%
Payments to extinguish debt				226,700,000
Quarterly installment payments			$ 2,300,000
Credit Agreements, Entered Into 2019 \| Second Lien Term Loan \| Senior Notes
Subsequent Event [Line Items]
Face amount of debt instruments						$ 400,000,000.0
Payments to extinguish debt				$ 0
Subsequent Event \| HC Group Holdings I, LLC
Subsequent Event [Line Items]
Percentage of outstanding common stock	0.54
Subsequent Event \| Common Stock \| Secondary Offering
Subsequent Event [Line Items]
Number of shares issued in transaction (in shares) \| shares	17,250,000
Subsequent Event \| Credit Agreements, Entered Into 2019 \| First Lien Term Loan \| Senior Notes
Subsequent Event [Line Items]
Face amount of debt instruments		$ 250,000,000.0
Basis spread on variable rate		3.75%
Quarterly installment payments		$ 2,900,000
Subsequent Event \| Credit Agreements, Entered Into 2019 \| Second Lien Term Loan \| Senior Notes
Subsequent Event [Line Items]
Prepayment penalty		4,900,000
Third party fees		1,300,000
Original issue discount		1,000,000.0
Subsequent Event \| Credit Agreements, Entered Into 2019 \| Second Lien Term Loan \| Notes Payable
Subsequent Event [Line Items]
Payments to extinguish debt		$ 245,800,000