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Debt - Narrative (Details) - USD ($) $ in Thousands		1 Months Ended				12 Months Ended
	Nov. 01, 2021	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2020	Dec. 22, 2021	Mar. 15, 2021
Line of Credit Facility [Line Items]
Weighted average interest rate on debt		6.85%				6.85%
Debt issuance costs										$ 2,300
Proceeds from long-term debt						$ 350,000	$ 617	$ 119,018
Prior Credit Facility
Line of Credit Facility [Line Items]
Debt issuance costs	$ 400
Amortization of Debt Issuance Costs	1,900
November 1 2021 Credit Agreement
Line of Credit Facility [Line Items]
Debt issuance costs	11,700
December 22 2021 Credit Agreement
Line of Credit Facility [Line Items]
Debt issuance costs									$ 1,700
Secured Debt [Member]
Line of Credit Facility [Line Items]
Maximum borrowing capacity	350,000
Payment for Debt Extinguishment or Debt Prepayment Cost		$ 18,700	$ 20,000	$ 11,300	$ 50,000	$ 100,000
Secured Debt [Member] | Base Rate
Line of Credit Facility [Line Items]
Debt instrument, basis spread on variable rate						4.00%
Secured Debt [Member] | Base Rate | Federal Funds Rate
Line of Credit Facility [Line Items]
Debt instrument, basis spread on variable rate						0.50%
Secured Debt [Member] | Base Rate | LIBOR
Line of Credit Facility [Line Items]
Debt instrument, basis spread on variable rate						1.00%
Secured Debt [Member] | LIBOR
Line of Credit Facility [Line Items]
Debt instrument, basis spread on variable rate						5.00%
Secured Debt [Member] | Minimum | Base Rate
Line of Credit Facility [Line Items]
Debt Instrument, Interest Rate, Basis for Effective Rate						0.50
Revolving Credit Facility
Line of Credit Facility [Line Items]
Maximum borrowing capacity	35,000									$ 200,000
Revolving Credit Facility | Minimum | Base Rate
Line of Credit Facility [Line Items]
Debt instrument, basis spread on variable rate						2.75%
Revolving Credit Facility | Minimum | LIBOR
Line of Credit Facility [Line Items]
Debt instrument, basis spread on variable rate						3.75%
Revolving Credit Facility | Maximum | Base Rate
Line of Credit Facility [Line Items]
Debt instrument, basis spread on variable rate						3.00%
Revolving Credit Facility | Maximum | LIBOR
Line of Credit Facility [Line Items]
Debt instrument, basis spread on variable rate						4.00%
Letter of Credit
Line of Credit Facility [Line Items]
Maximum borrowing capacity	10,000
Swingline Subfacility
Line of Credit Facility [Line Items]
Maximum borrowing capacity	$ 10,000

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- Definition

Amount of amortization expense attributable to debt issuance costs.

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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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