CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
Investments
Fixed maturities available-for-sale, at fair value (amortized cost: $623.5 million and $632.0 million as of March 31, 2024 and December 31, 2023, respectively)	$ 619.8	$ 627.4
Short-term investments (cost: $22.1 million and $45.8 million as of March 31, 2024 and December 31, 2023, respectively)	22.1	45.8
Total investments	641.9	673.2
Cash, cash equivalents and restricted cash	285.2	271.5
Premium receivable, net of allowance for credit losses of $2.5 million and $2.5 million as of March 31, 2024 and December 31, 2023, respectively	237.1	222.0
Reinsurance recoverable	170.1	138.4
Prepaid reinsurance premium	204.5	196.3
Deferred acquisition costs	9.8	8.8
Property and equipment, net	17.2	17.4
Intangible assets	20.5	22.9
Goodwill	19.0	19.0
Other assets	41.1	63.8
Total assets	1,646.4	1,633.3
Liabilities and Stockholders' Equity
Unpaid loss and loss adjustment expense	264.0	262.3
Unearned premium	371.3	353.7
Trade payables	0.6	0.6
Funds held for reinsurance treaties	132.4	128.8
Deferred ceding commission	46.3	41.4
Ceded premium payable	26.6	23.2
Borrowings under financing agreement	28.3	14.9
Other liabilities and accrued expenses	100.5	99.5
Total liabilities	970.0	924.4
Commitments and Contingencies (Note 15)
Stockholders' equity
Common stock, $0.00001 par value, 200,000,000 shares authorized; 70,478,088 and 70,163,703 shares issued and outstanding as of March 31, 2024 and December 31, 2023, respectively	0.0	0.0
Additional paid-in capital	1,829.5	1,814.5
Accumulated deficit	(1,143.9)	(1,096.6)
Accumulated other comprehensive loss	(9.2)	(9.0)
Total stockholders' equity	676.4	708.9
Total liabilities and stockholders' equity	$ 1,646.4	$ 1,633.3