Long-Term Debt and Other Borrowings - Narrative (Details) - USD ($)	3 Months Ended	12 Months Ended
	Mar. 31, 2023	Dec. 31, 2022	Sep. 30, 2023
Debt Instrument [Line Items]
Long-term debt		$ 648,145,000	$ 634,210,000
Line of Credit
Debt Instrument [Line Items]
Outstanding balance			47,200,000
Credit Agreement | Revolving Credit Facility
Debt Instrument [Line Items]
Reserve amount			3,500,000
Credit agreement availability			30,100,000
Line of credit facility, balance outstanding			0
Outstanding balance			47,200,000
Credit Agreement Sublimit | Revolving Credit Facility
Debt Instrument [Line Items]
Letters of credit, balance outstanding			1,400,000
Spartan Credit Agreement | Line of Credit
Debt Instrument [Line Items]
Credit agreement availability			22,600,000
Letters of credit, balance outstanding			$ 0
7.50% First Lien Notes | Secured Debt
Debt Instrument [Line Items]
Interest rate			7.50%
Long-term debt			$ 400,100,000
10.00%/10.75% Second Lien Notes | Secured Debt
Debt Instrument [Line Items]
Long-term debt			$ 172,600,000
10.00%/10.75% Second Lien Notes | Secured Debt | Minimum
Debt Instrument [Line Items]
Interest rate			10.00%
10.00%/10.75% Second Lien Notes | Secured Debt | Maximum
Debt Instrument [Line Items]
Interest rate			10.75%
10.00%/10.75% Second Lien Notes | PIK Notes
Debt Instrument [Line Items]
Long-term debt			$ 7,200,000
Second Lien Notes Indenture | PIK Notes | Rate 1
Debt Instrument [Line Items]
Interest rate			7.25%
Second Lien Notes Indenture | PIK Notes | Rate 2
Debt Instrument [Line Items]
Interest rate			2.75%
Number of days to give notice to trustee prior to record date			5 days
Second Lien Notes Indenture | PIK Notes | Rate 3
Debt Instrument [Line Items]
Interest rate			3.50%
Master Equipment Finance Agreement
Debt Instrument [Line Items]
Long-term debt, gross	$ 5,100,000	14,100,000
Monthly installment	$ 200,000	$ 400,000
Debt instrument, term	36 months	36 months