Debt - Narrative (Details) $ / shares in Units, $ in Thousands			3 Months Ended			6 Months Ended
	Dec. 15, 2022 USD ($)	Dec. 30, 2020 USD ($)	Mar. 31, 2023 USD ($) d	Mar. 31, 2022 USD ($)	Sep. 30, 2021 USD ($)	Jun. 30, 2021 USD ($) $ / shares shares	Dec. 31, 2022 USD ($)
Debt Instrument [Line Items]
Debt issuance cost	$ 200
Outstanding borrowings			$ 152,281				$ 152,253
Unused borrowing capacity			$ 2,300
Convertible Notes
Debt Instrument [Line Items]
Aggregate principal amount						$ 150,000
Interest rate						8.50%
Shares convertible (in shares) | shares						12,000,000
Initial conversion price (in dollars per share) | $ / shares						$ 12.50
Volume-weighted average trading price as percentage of conversion price			130.00%
Number of trading days | d			20
Number of consecutive trading days | d			30
Term for calculating amount of interest declining ratably			1 year
Term for calculating amount of interest on the aggregate principal amount			3 years
Repurchase price as percentage of par plus accrued and unpaid interest			101.00%
Derivative liability			$ 31,600
Effective interest rate			15.00%
Interest expense			$ 4,500	$ 4,300
Amortization of debt discount and issuance costs			$ 1,400	1,200
Convertible Notes | Debt Conversion Terms One
Debt Instrument [Line Items]
Term for calculating amount of interest declining ratably			18 months
Term for calculating amount of interest on the aggregate principal amount			12 months
Convertible Notes | Debt Conversion Terms Two
Debt Instrument [Line Items]
Term for calculating amount of interest declining ratably			12 months
Term for calculating amount of interest on the aggregate principal amount			0 days
Revolving Credit Facility
Debt Instrument [Line Items]
Debt instrument term		3 years
Maximum borrowing capacity		$ 50,000
Percentage of qualifying investment grade accounts receivable		95.00%
Percentage of qualifying non-investment grade accounts receivable		90.00%
Debt issuance cost			$ 300				400
Debt instrument, covenants, liquidity threshold		$ 25,000
Outstanding borrowings			32,200				33,500
Letter of credit outstanding			$ 15,500				15,500
Unused borrowing capacity				$ 2,300			$ 1,000
Revolving Credit Facility | Minimum
Debt Instrument [Line Items]
Early termination fee, percentage	0.50%
Margin rate, percentage			3.75%
Revolving Credit Facility | Maximum
Debt Instrument [Line Items]
Early termination fee, percentage	2.00%
Margin rate, percentage			4.25%
Revolving Credit Facility | Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Debt instrument floor rate			0.75%
Margin rate, percentage			8.49%
Minimum monthly average utilization of debt			$ 15,000
Percentage of fee on unused commitments			0.375%
Standby letters of credit
Debt Instrument [Line Items]
Maximum borrowing capacity		$ 15,500
Issuance of letter of credit					$ 15,500