CONDENSED CONSOLIDATED BALANCE SHEETS - UNAUDITED - USD ($) $ in Millions	Mar. 31, 2025	Dec. 31, 2024
Investments:
Fixed maturities available-for-sale, at fair value (amortized cost: $312.2 and $294.3 at March 31, 2025 and December 31, 2024, respectively)	$ 312.9	$ 292.0
Short-term investments (amortized cost: $7.9 and $14.8 at March 31, 2025 and December 31, 2024, respectively)	7.9	14.8
Other investments	4.4	4.4
Total investments	325.2	311.2
Cash and cash equivalents	609.4	599.3
Restricted cash	1.1	1.0
Premiums receivable, net of allowance of $7.2 and $9.8 at March 31, 2025 and December 31, 2024, respectively	360.7	305.3
Reinsurance recoverable and receivable, net of allowance of $0.2 and $0.1 at March 31, 2025 and December 31, 2024, respectively	157.8	150.6
Prepaid reinsurance premiums	20.8	25.1
Other assets	110.5	103.2
Total assets	1,585.5	1,495.7
Liabilities:
Loss and loss adjustment expense reserves	418.5	413.2
Unearned premiums	420.3	353.9
Long-term debt	200.0	200.1
Reinsurance premiums payable	29.9	32.8
Accounts payable and accrued expenses	53.4	71.1
Other liabilities	122.7	108.9
Total liabilities	1,244.8	1,180.0
Commitments and Contingencies
Redeemable convertible preferred stock, $0.0001 par value, 100.0 shares authorized, 14.1 shares issued and outstanding at March 31, 2025 and December 31, 2024 (redemption value of $126.5)	112.0	112.0
Stockholders’ equity:
Additional paid-in capital	1,891.5	1,887.9
Accumulated other comprehensive income (loss)	0.7	(2.3)
Accumulated loss	(1,663.5)	(1,681.9)
Total stockholders’ equity	228.7	203.7
Total liabilities, redeemable convertible preferred stock and stockholders’ equity	1,585.5	1,495.7
Class A Shares
Stockholders’ equity:
Common stock, value	0.0	0.0
Class B Shares
Stockholders’ equity:
Common stock, value	$ 0.0	$ 0.0