Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of goodwill

The changes in the carrying amount of goodwill by reportable segment for the year ended December 31, 2021 were as follows:

($ in millions)	December 31, 2020		Impairments		Acquisitions		December 31, 2021
Property & Casualty	$	9.5	$	—	$	—	$	9.5
Supplemental	19.6		—		—		19.6
Retirement	4.5		—		—		4.5
Life	9.9		—		—		9.9
Total	$	43.5	$	—	$	—	$	43.5

Summary of finite-lived intangible assets

As of December 31, 2021 the outstanding amounts of definite-lived intangible assets subject to amortization were as follows:

($ in millions)	Weighted Average Useful Life (in Years)
At inception:
Value of business acquired	30	$	94.4
Value of distribution acquired	17	54.0
Value of agency relationships	14	17.0
Value of customer relationships	10	9.1
Total	23	174.5
Accumulated amortization and impairments:
Value of business acquired		(17.6)
Value of distribution acquired		(11.6)
Value of agency relationships		(6.3)
Value of customer relationships		(4.4)
Total		(39.9)
Net intangible assets subject to amortization:		$	134.6

Future amortization expense

Estimated future amortization of the Company's definite-lived intangible assets were as follows:

($ in millions)
Year Ending December 31,
2022	$	12.1
2023	11.2
2024	10.5
2025	9.8
2026	9.2
Thereafter	81.8
Total	$	134.6

Summary of indefinite-lived intangible assets

Indefinite-lived intangible assets (not subject to amortization) as of December 31, 2021 were as follows:

($ in millions)	December 31, 2020		Impairments		Acquisitions		December 31, 2021
Trade names	$	7.9	$	—	$	—	$	7.9
State licenses	2.9		—		—		2.9
Total	$	10.8	$	—	$	—	$	10.8