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Commitments and Contingencies - Reinsurance Agreements (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Commitments and Contingencies Disclosure [Abstract] |  |  |
Reinsurance premiums assumed | $ 23,179 | $ 19,130 | $ 83,325
Reinsurance premiums ceded | (1,614) | (3,275) | 0
Claims assumed | 20,468 | 14,812 | 72,594
Claims ceded | 0 | (422) | 0
Claims-related administrative expenses | 2,159 | 0 | 14,024
Increase (decrease) in reserves for claims and performance-based arrangements attributable to the Reinsurance Agreement | 2,166 | 1,465 | (3,293)
Reserves for claims and performance-based arrangements attributable to the Reinsurance Agreement at the beginning of the period | 4,002 | 0 | 1,243
Impact of consolidation on payable for claims and performance-based arrangements attributable to the Reinsurance Agreement | 0 | (502) | 0
Reinsurance payments paid (received) | 6,078 |  | 4,536
Reinsurance payments paid (received) |  | (3,039) |
Payable for claims and performance-based arrangements attributable to the Reinsurance Agreement at the end of the period | $ 90 | $ 4,002 | $ 0

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- Definition Assumed Liability For Unpaid Claims And Claims Adjustment Expense, Impact Of Consolidation On Payables + References No definition available. + Details
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- Definition Policyholder Benefits And Claims Incurred, Assumed, Expenses Related To Claims + References No definition available. + Details
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- Definition Premiums Written And Policyholder Benefits And Claims Incurred, Net + References No definition available. + Details
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- Definition Proceeds From Reinsurance + References No definition available. + Details
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- Definition Liability as of the balance sheet date for the estimated ultimate cost of settling claims and claim adjustment expense relating to insured events that have occurred on or before the balance sheet date for those liabilities owed to another party as a result of assuming another insurer's primary obligation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 50 -Paragraph 3 -Subparagraph (cc) -URI http://asc.fasb.org/extlink&oid=116884095&loc=d3e14764-158437 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=116884095&loc=d3e14764-158437 + Details
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- Definition Amount of written premiums assumed from other entities. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 605 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6486672&loc=d3e27261-158547 + Details
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- Definition Amount of written premiums ceded to other entities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 605 -Section 50 -Paragraph 1 -Subparagraph (b)(3) -URI http://asc.fasb.org/extlink&oid=6486672&loc=d3e27261-158547 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 605 -Section 50 -Paragraph 1 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=6486672&loc=d3e27261-158547 + Details
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- Definition Cash payments made for reinsurance during the current period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3536-108585 + Details
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- Definition Amount of policy benefits and costs incurred for policies assumed. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 20 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=99397103&loc=d3e6811-158387 + Details
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- Definition Amount of reduction of provision for policy benefits and costs incurred for policies ceded. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 20 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=99397103&loc=d3e6811-158387 + Details
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