Accounting for Stock-Based Compensation - Additional Information (Details)			3 Months Ended				9 Months Ended
	Mar. 01, 2023 USD ($) Director shares	Mar. 01, 2022 USD ($) Director shares	Sep. 30, 2023 USD ($) $ / shares shares	Jun. 30, 2023 shares	Mar. 31, 2023 shares	Sep. 30, 2022 USD ($) shares	Sep. 30, 2023 USD ($) Item $ / shares shares	Sep. 30, 2022 USD ($) Item $ / shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Employee service share-based compensation, unrecognized compensation costs on nonvested awards			$ 34,000,000				$ 34,000,000
Employee service share-based compensation total compensation cost not yet recognized, period for recognition							22 months
Employee service share-based compensation, nonvested awards, modifications to awards | Item							0	0
Aggregate intrinsic value of options exercised			0			$ 0
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Aggregate intrinsic value of options exercised							$ 1,000,000	$ 1,000,000
Employee Stock Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Employee service share-based compensation total compensation cost not yet recognized, period for recognition							22 months
Employee service share-based compensation, unrecognized compensation costs on nonvested stock options			$ 6,000,000				$ 6,000,000
Granted, Shares | shares			0	0	814,000	0
Weighted-average grant date fair value of stock options | $ / shares							$ 4,610,000	$ 7.25
Share Price | $ / shares			$ 2.9				$ 2.9
Restricted Stock and Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Employee service share-based compensation total compensation cost not yet recognized, period for recognition							22 months
Employee service share-based compensation, unrecognized compensation costs on nonvested awards other than options			$ 28,000,000				$ 28,000,000
Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement award vesting rights							one-third increments on each of the first three anniversaries of the award date
Share-based compensation, number of grants | shares				59,000	2,651,000
Restricted Stock, Performance-Based Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by payment award, performance objective measurement period							3 years
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation, number of grants | shares					365,037
Number of directors elected to defer the receipt of RSUs granted | Director	4	3
Plan 2009
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unissued common stock reserved for grants | shares			9,029,110				9,029,110
Share-based compensation arrangement award vesting rights							one-third increments on each of the first three anniversaries of the option grant date
Contractual term of option granted							10 years
Plan 2009 | Restricted Stock Units (RSUs) | Non-management Directors
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation, number of grants | shares	29,268	17,682
Fair value of units granted	$ 180,000	$ 180,000
Plan 2009 | Restricted Stock Units (RSUs) | Non-employee Chairman of the Board of Directors
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation, number of grants | shares	43,089
Fair value of units granted	$ 265,000
Performance-Based Awards Granted On March 1, 2018 | Restricted Stock, Performance-Based Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement award vesting rights, percentage	100.00%