Goodwill and Intangible Assets Goodwill (Details) - USD ($)	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Goodwill, Acquired During Period	$ 0
Goodwill, Impaired, Accumulated Impairment Loss	0
Amortization of intangible assets	14,600,000	$ 14,200,000
Policies in force
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	0	$ 256,200,000	$ 256,200,000
Policies in force | Fully Amortized
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 256,200,000