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Goodwill and Intangible Assets - Narrative (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019 | [1]
Finite-Lived Intangible Assets [Line Items] |  |
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) | $ 0 | $ 1,000
Minimum |  |
Finite-Lived Intangible Assets [Line Items] |  |
Remaining useful lives of intangible assets | 1 year |
Maximum |  |
Finite-Lived Intangible Assets [Line Items] |  |
Remaining useful lives of intangible assets | 16 years |
[1] | The impairment to the indefinite-lived intangible assets during the year ended December 31, 2019 of $1.0 million related to insurance licenses from the acquisition of UGC

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- Definition Remaining amortization period of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 926 -SubTopic 20 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=120154696&loc=d3e54445-107959 + Details
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