CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Jun. 30, 2021	Dec. 31, 2020
Investments
Fixed maturities available-for-sale, at fair value (amortized cost: $71.3 million and $6.4 million as of June 30, 2021 and December 31, 2020)	$ 71.2	$ 6.6
Total investments	71.2	6.6
Cash, cash equivalents and restricted cash	1,092.7	571.4
Premium receivable, net of allowance for doubtful accounts of $0.7 million and $0.5 million as of June 30, 2021 and December 31, 2020	108.1	86.1
Reinsurance recoverable	64.7	49.0
Prepaid reinsurance premium	120.3	91.3
Deferred acquisition costs	4.9	3.5
Property and equipment, net	8.8	5.7
Intangible assets	0.6	0.6
Other assets	16.0	14.5
Total assets	1,487.3	828.7
Liabilities and Stockholders' Equity
Unpaid loss and loss adjustment expense	64.7	46.3
Unearned premium	166.0	123.8
Trade payables	1.3	1.4
Funds held for reinsurance treaties	77.6	62.1
Deferred ceding commission	30.1	22.4
Ceded premium payable	18.0	13.0
Other liabilities and accrued expenses	28.0	18.7
Total liabilities	385.7	287.7
Commitments and contingencies (Note 14)
Stockholders' equity:
Common stock, $0.00001 par value, 200,000,000 shares authorized; 61,532,127 and 56,774,294 shares issued and outstanding as of June 30, 2021 and December 31, 2020, respectively	0.0	0.0
Additional paid-in capital	1,525.9	859.8
Accumulated deficit	(425.2)	(320.6)
Accumulated other comprehensive income	0.9	1.8
Total stockholders' equity	1,101.6	541.0
Total liabilities and stockholders' equity	$ 1,487.3	$ 828.7