Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2022

Fair Value Disclosures [Abstract]

Fair value hierarchy for financial assets and liabilities

The following tables present the Company’s fair value hierarchy for financial assets and liabilities measured as of March 31, 2022 and December 31, 2021 ($ in millions):

	March 31, 2022
	Level 1		Level 2		Level 3		Total
Assets:
Corporate debt securities	$	—	$	594.4	$	—	$	594.4
U.S. Government obligations	—		99.1		—		99.1
Municipal securities	—		1.2		—		1.2
Fixed maturities	—		$	694.7	—		$	694.7
Short term investments	—		83.2		—		83.2
Total	$	—	$	777.9	$	—	$	777.9

	December 31, 2021
	Level 1		Level 2		Level 3		Total
Assets:
Corporate debt securities	$	—	$	588.7	$	—	$	588.7
U.S. Government obligations	—		101.5		—		101.5
Municipal securities	—		1.2		—		1.2
Fixed maturities	—		691.4		—		691.4
Short term investments	—		110.4		—		110.4
Total	$	—	$	801.8	$	—	$	801.8