Revenue - Contract Liabilities - Activity Impacting Deferred Revenue (Details) $ in Thousands	3 Months Ended
Mar. 31, 2022 USD ($)
Insurance
Change in Contract with Customer, Liability
Earned premium, net of ceded	$ 71,700
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-04-01
Change in Contract with Customer, Liability
Revenue, remaining performance obligation, amount	$ 4,300
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period	12 months
Refundable Customer Deposits
Change in Contract with Customer, Liability
Beginning balance	$ 15,274
Revenue recognized	(6,479)
Additional amounts deferred	7,891
Ending balance	16,686
ASC 606
Change in Contract with Customer, Liability
Beginning balance	201,085
Revenue recognized	(97,273)
Additional amounts deferred	95,045
Ending balance	198,857
ASC 606 \| Vertical Software
Change in Contract with Customer, Liability
Beginning balance	3,814
Revenue recognized	(5,279)
Additional amounts deferred	5,722
Ending balance	4,257
ASC 606 \| Insurance
Change in Contract with Customer, Liability
Beginning balance	197,271
Revenue recognized	(91,994)
Additional amounts deferred	89,323
Ending balance	$ 194,600

Amount of increase in contract liability due to additions during the year.

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- Definition

Earned premium, net of ceded

+ References

No definition available.

+ Details

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- References

No definition available.

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- Definition

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=123360276&loc=SL49130531-203044

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130549-203045

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=123360276&loc=SL49130532-203044

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- Definition

Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130549-203045

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- Definition

Amount of transaction price allocated to performance obligation that has not been recognized as revenue.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 13
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130556-203045

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- Definition

Period in which remaining performance obligation is expected to be recognized as revenue, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents 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 606
-SubTopic 10
-Section 50
-Paragraph 13
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130556-203045

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