Reinsurance and Catastrophes - Total Amounts of Reinsurance Recoverables On Unpaid Insurance Reserves (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Summary of reinsurance recoverable on unpaid insurance reserves
Reinsurance Recoverables	$ 99,510	$ 68,446
Reinsurance companies
Summary of reinsurance recoverable on unpaid insurance reserves
Reinsurance Recoverables	33,754	6,696
State insurance facilities
Summary of reinsurance recoverable on unpaid insurance reserves
Reinsurance Recoverables	55,971	50,713
Life and health
Summary of reinsurance recoverable on unpaid insurance reserves
Reinsurance Recoverables	$ 9,785	$ 11,037

Amount, after valuation allowance, recoverable under reinsurance contracts including premium paid under reinsurance contracts. Examples include, but are not limited to, settled and unsettled claims, incurred but not reported losses, loss adjustment expense, premium paid, policy benefits and policy reserves.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.(a),6)
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 20
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=99397103&loc=d3e6824-158387

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 310
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=99404803&loc=d3e21409-158489

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