Goodwill and Intangible Assets, net - Goodwill Rollforward (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Jun. 30, 2019	Dec. 31, 2020
Goodwill [Roll Forward]
Beginning balance		$ 49,079
Impairments		(5,625)
Acquisitions		0
Ending balance		43,454
Property and Casualty
Goodwill [Roll Forward]
Beginning balance		9,460
Impairments		0
Acquisitions		0
Ending balance		9,460
Supplemental
Goodwill [Roll Forward]
Beginning balance		19,621
Impairments		0
Acquisitions		0
Ending balance		19,621
Retirement
Goodwill [Roll Forward]
Beginning balance		10,087
Impairments	$ (28,000)	(5,625)
Acquisitions		0
Ending balance		4,462
Life
Goodwill [Roll Forward]
Beginning balance		9,911
Impairments		0
Acquisitions		0
Ending balance		$ 9,911

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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-Publisher FASB
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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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