Ratio of adjusted earnings before interest, taxes, depreciation and amortization to cash interest charges

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- Definition

Debt Instrument Interest Additional Interest Above Eurodollar Rate

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Debt Instrument Interest Additional Interest Above Federal Fund Rate

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Debt Instrument Interest Rate at Period End

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The percentage of the Term Loan that is required as periodic payments including both interest and principal payments

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Percentage of adjusted EBITDA that guarantor subsidiaries represent

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Percentage of consolidated net revenues and adjusted EBITDA that guarantor wholly-owned subsidiaries represent

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Proceeds Received From Loan Party Of Subsidiary

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Ratio of debt to earnings before interest, taxes, depreciation and amortization.

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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

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- Definition

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

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

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No definition available.

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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.

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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Weighted average interest rate of long-term debt outstanding calculated over time.

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The cash outflow for loan and debt issuance costs.

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The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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LONG-TERM OBLIGATIONS - Narrative (Details) - USD ($)		3 Months Ended	8 Months Ended	9 Months Ended		10 Months Ended	14 Months Ended	36 Months Ended
LONG-TERM OBLIGATIONS - Narrative (Details) - USD ($)	Feb. 04, 2019	Sep. 30, 2019	Sep. 30, 2019	Sep. 30, 2019	Sep. 30, 2018	Feb. 04, 2024	Mar. 31, 2020	Mar. 31, 2023	Dec. 31, 2018
Debt Instrument [Line Items]
Debt issuance costs				$ 847,000	$ 2,433,000
Consolidated leverage ratio		1.0	1.0	1.0
Consolidated interest coverage ratio		19.5	19.5	19.5
Credit facility, maximum borrowing capacity	$ 725,000,000.0
Principal payments of long-term obligations				$ 3,820,000	$ 91,071,000
Principal amount		$ 244,300,000	$ 244,300,000	244,300,000					$ 10,900,000
Term Loan [Member] \| One Hundred Seventy Five Million Term Loan Facility [Member]
Debt Instrument [Line Items]
Debt instrument, face amount		$ 175,000,000	$ 175,000,000	$ 175,000,000
Weighted average interest rate (percent)		3.80%	3.90%
Maturity Date				Feb. 04, 2024
Principal amount		$ 172,800,000	$ 172,800,000	$ 172,800,000					0
Revolving Credit Facility [Member] \| 550 Million Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Debt instrument, face amount		$ 550,000,000	550,000,000	$ 550,000,000
Weighted average interest rate (percent)		3.80%		3.90%
Maturity Date				Feb. 04, 2024
Remaining availability under revolving credit facility		$ 452,800,000	452,800,000	$ 452,800,000
Principal amount		67,000,000.0	67,000,000.0	67,000,000.0					$ 7,500,000
Line of Credit [Member] \| 550 Million Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Outstanding letters of credit		$ 30,200,000	$ 30,200,000	30,200,000
Amended Credit Agreement [Member]
Debt Instrument [Line Items]
Debt issuance costs				$ 800,000
Maturity Date	Feb. 04, 2024
Additional interest rate above Federal Fund rate				0.50%
Additional interest rate above Eurodollar rate				1.00%
Percentage of consolidated revenue and adjusted EBITDA that guarantor wholly-owned subsidiaries represent				95.00%
Percentage of adjusted EBITDA that guarantor subsidiaries represent				70.00%
Amended Credit Agreement [Member] \| 550 Million Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Debt instrument, face amount	$ 550,000,000.0
Amended Credit Agreement [Member] \| One Hundred Seventy Five Million Term Loan Facility [Member]
Debt Instrument [Line Items]
Debt instrument, face amount	175,000,000.0
Base Rate [Member] \| Amended Credit Agreement [Member]
Debt Instrument [Line Items]
Description of variable rate basis				Fluctuating rate per annum equal to the highest of (a) the federal funds rate plus 0.50% per annum, (b) the prime rate of interest established by the Administrative Agent, and (c) the Eurodollar Rate for an interest period of one month plus 1% per annum.
Base Rate [Member] \| Amended Credit Agreement [Member]
Debt Instrument [Line Items]
Basis spread on variable rate				0.50%
Eurodollar [Member] \| Amended Credit Agreement [Member]
Debt Instrument [Line Items]
Description of variable rate basis				Rate at which Eurodollar deposits in the London interbank market for an interest period of one, two, three or six months
Eurodollar [Member] \| Term Loan [Member] \| One Hundred Seventy Five Million Term Loan Facility [Member]
Debt Instrument [Line Items]
Debt Instrument Interest Rate at Period End		3.60%	3.60%	3.60%
Eurodollar [Member] \| Revolving Credit Facility [Member] \| 550 Million Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Debt Instrument Interest Rate at Period End		3.50%	3.50%	3.50%
Eurodollar [Member] \| Amended Credit Agreement [Member]
Debt Instrument [Line Items]
Basis spread on variable rate				1.50%
Minimum [Member] \| Amended Credit Agreement [Member]
Debt Instrument [Line Items]
Proceeds Received From Loan Party Of Subsidiary	$ 5,000,000
Subsequent Event \| Amended Credit Agreement [Member] \| One Hundred Seventy Five Million Term Loan Facility [Member]
Debt Instrument [Line Items]
Debt Instrument Periodic Payment Percentage						1.875%	0.625%	1.25%