CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Investments
Fixed maturities available-for-sale, at fair value (amortized cost: $679.3 million and $607.1 million as of September 30, 2025 and December 31, 2024, respectively)	$ 681.8	$ 607.4
Short-term investments (cost: $23.5 million and $27.5 million as of September 30, 2025 and December 31, 2024, respectively)	23.5	27.5
Total investments	705.3	634.9
Cash, cash equivalents and restricted cash	355.5	385.7
Premium receivable, net of allowance for credit losses of $3.1 million and $2.8 million as of September 30, 2025 and December 31, 2024, respectively	395.3	301.2
Reinsurance recoverable	167.7	170.4
Prepaid reinsurance premium	203.4	253.6
Deferred acquisition costs	13.5	12.2
Property and equipment, net	15.3	16.1
Intangible assets	8.1	13.6
Goodwill	19.0	19.0
Other assets	35.7	42.4
Total assets	1,918.8	1,849.1
Liabilities and Stockholders' Equity
Unpaid loss and loss adjustment expense	312.1	298.1
Unearned premium	567.9	455.0
Trade payables	5.1	4.5
Funds held for reinsurance treaties	202.5	219.6
Deferred ceding commission	50.0	65.6
Ceded premium payable	19.0	23.8
Borrowings under financing agreement	139.0	83.4
Due to related party (less than for December 31,2024)	107.0	105.7
Total liabilities	1,402.6	1,255.7
Commitments and Contingencies (Note 15)
Stockholders' equity
Common stock, $0.00001 par value, 200,000,000 shares authorized; 74,665,921 and 72,720,866 shares issued and outstanding as of September 30, 2025 and December 31, 2024, respectively	0.0	0.0
Additional paid-in capital	1,953.6	1,898.3
Accumulated deficit	(1,442.6)	(1,298.8)
Accumulated other comprehensive income (loss)	5.2	(6.1)
Total stockholders' equity	516.2	593.4
Total liabilities and stockholders' equity	$ 1,918.8	$ 1,849.1