Long-Term Debt - Exit Revolving Credit Agreement - Additional Information (Detail) - USD ($) $ in Millions	Apr. 23, 2021	Aug. 04, 2023	Jul. 01, 2023	Jun. 30, 2023	Jun. 13, 2023	Mar. 23, 2023	Sep. 30, 2022
Senior Secured Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Amount available for general purposes	$ 400.0
Sublimit for issuance of letters of credit	100.0
Exit Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Amount available for general purposes	$ 100.0		$ 25.0	$ 400.0	$ 50.0	$ 50.0	$ 75.0
Line of credit				$ 182.5
Borrowing accrue interest				9.45%
Debt instrument maturity date	Apr. 22, 2026
Exit Revolving Credit Facility [Member] | Subsequent Event [Member]
Debt Instrument [Line Items]
Line of credit		$ 192.5
Amount available for issuance of letter of credit under credit facility		192.3
Exit Revolving Credit Facility [Member] | Financial Letter of Credit [Member]
Debt Instrument [Line Items]
Line of credit				$ 21.3
Exit Revolving Credit Facility [Member] | Financial Letter of Credit [Member] | Subsequent Event [Member]
Debt Instrument [Line Items]
Line of credit		$ 18.6
Exit Revolving Credit Facility [Member] | Payment in Kind Rate [Member]
Debt Instrument [Line Items]
Line of credit				$ 3.5
Exit Revolving Credit Facility [Member] | Resigning Lender [Member] | Letter of Credit [Member]
Debt Instrument [Line Items]
Amount available for general purposes					$ 25.0
Exit Revolving Credit Agreement Expiring October 2023 [Member]
Debt Instrument [Line Items]
Letters of credit aggregate amount	$ 19.4
Letters of credit, expiration period	2023-10
Exit Revolving Credit Agreement Expiring May 2024 [Member]
Debt Instrument [Line Items]
Letters of credit aggregate amount	$ 1.9
Letters of credit, expiration period	2024-05