Fair Value Measurements - Additional Information (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	9 Months Ended	12 Months Ended
	Sep. 30, 2023	Dec. 31, 2022
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Warrants term	2 years 10 months 24 days
Long-term debt, fair value	$ 167.2	$ 155.2
Debt, Long-Term and Short-Term, Combined Amount	$ 152.6	$ 152.7
Minimum
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Change-in-control put feature	3.00%	3.00%
Maximum
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Change-in-control put feature		10.00%
Series D Preferred Stock
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Class of warrant or right, exercise price of warrants or rights (in dollars per share)	$ 0.01
Liquidation preference	140.00%
Class of warrant or right, number of securities called by warrants or rights (in shares)	1,900
Series B Convertible Preferred Stock
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Adjusted exercise price of warrants or rights (in dollars per share)	$ 11.03
Class of warrant or right, number of securities called by warrants or rights (in shares)	1,500
Term Loan Facility Member
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Class of warrant or right, exercise price of warrants or rights (in dollars per share)	$ 0.01
Class of warrant or right, number of securities called by warrants or rights (in shares)	2,000