Income Taxes - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Income Taxes [Line Items]
Valuation allowances increased	$ 15.4	$ 11.1
Unrecognized tax benefits that would impact the effective tax rate	0.5
Interest or penalties accrued	$ 0.1	$ 0.0
Earliest Tax Year | California State Tax Examinations
Income Taxes [Line Items]
Open tax year	2013
Latest Tax Year | California State Tax Examinations
Income Taxes [Line Items]
Open tax year	2023
U.S. Federal
Income Taxes [Line Items]
Operating loss carryforwards	$ 238.4
Operating loss carryforwards, not subject to expiration	222.6
Operating loss carryforwards, subject to expiration	$ 15.8
Operating loss carryforwards begin to expire	2034
Tax credit carryforwards	$ 9.8
Tax credits carryforwards begin to expire	2036
U.S. Federal | Earliest Tax Year
Income Taxes [Line Items]
Open tax year	2013
U.S. Federal | Latest Tax Year
Income Taxes [Line Items]
Open tax year	2023
State
Income Taxes [Line Items]
Operating loss carryforwards	$ 34.2
Operating loss carryforwards begin to expire	2034
Tax credit carryforwards	$ 2.9
Foreign Tax Authority
Income Taxes [Line Items]
Operating loss carryforwards	$ 121.1
Internal Revenue Code
Income Taxes [Line Items]
Period of cumulative change in ownership	3 years
Minimum | Internal Revenue Code
Income Taxes [Line Items]
Cumulative change in ownership percentage	50.00%