Consolidated Statements of Operations and Comprehensive Loss - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenue:
Net earned premium	$ 11.2	$ 10.2	$ 20.2	$ 19.0
Commission income, net	12.9	6.5	24.4	11.6
Service and fee income	3.5	4.1	7.1	7.1
Net investment income	1.1	0.1	1.5	0.2
Total revenue	28.7	20.9	53.2	37.9
Expenses:
Losses and loss adjustment expenses	29.2	21.4	51.7	38.7
Insurance related expenses	17.4	8.5	30.6	16.0
Technology and development	16.5	7.5	31.2	14.5
Sales and marketing	19.4	22.2	44.3	46.9
General and administrative	18.2	8.8	34.7	17.1
Interest and other (income) expense	(0.3)	36.0	(1.3)	183.1
Total expenses	100.4	104.4	191.2	316.3
Loss before income taxes	(71.7)	(83.5)	(138.0)	(278.4)
Income tax expense	0.3	0.2	0.5	0.3
Net loss	(72.0)	(83.7)	(138.5)	(278.7)
Net income attributable to noncontrolling interests, net of tax	1.5	0.8	2.6	1.1
Net loss attributable to Hippo	(73.5)	(84.5)	(141.1)	(279.8)
Other comprehensive income:
Change in net unrealized gain or loss on investments, net of tax	(1.6)	0.3	(4.2)	(0.3)
Comprehensive loss attributable to Hippo	(75.1)	(84.2)	(145.3)	(280.1)
Per share data:
Net loss attributable to Hippo - basic	(73.5)	(84.5)	(141.1)	(279.8)
Net loss attributable to Hippo - diluted	$ (73.5)	$ (84.5)	$ (141.1)	$ (279.8)
Weighted-average shares used in computing net loss per share attributable to Hippo - basic (in shares)	566,107,642	98,295,275	563,876,248	97,139,194
Weighted-average shares used in computing net loss per share attributable to Hippo - diluted (in shares)	566,107,642	98,295,275	563,876,248	97,139,194
Net loss per share attributable to Hippo - basic (in dollars per share)	$ (0.13)	$ (0.86)	$ (0.25)	$ (2.88)
Net loss per share attributable to Hippo - diluted (in dollars per share)	$ (0.13)	$ (0.86)	$ (0.25)	$ (2.88)