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Investments - Schedule of Realized Gain (Loss) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Schedule of Available-for-sale Securities
Fair Value at Sale	$ 86,622	$ 267,198	$ 811,260
Fair Value at Sale	164,740	257,359	31,615
Net Fair Value at Sale	251,362	524,557	842,875
Debt Securities, Available-for-sale, Realized Gain (Loss)	725	7,681	70,785
Debt Securities, Available-for-sale, Realized Loss	32,807	4,114	4,094
Debt Securities, Available-for-sale, Realized Gain (Loss)	(32,082)	3,567	66,691
Fixed Maturities
Schedule of Available-for-sale Securities
Fair Value at Sale	86,532	221,597	678,736
Fair Value at Sale	163,990	220,809	16,552
Debt Securities, Available-for-sale, Realized Gain (Loss)	725	2,112	32,460
Debt Securities, Available-for-sale, Realized Loss	32,730	4,050	478
Equity Securities
Schedule of Available-for-sale Securities
Fair Value at Sale	0	12,116	131,178
Fair Value at Sale	750	575	13,805
Equity Securities, FV-NI, Realized Gain	0	5,569	38,325
Equity Securities, FV-NI, Realized Loss	77	18	3,602
Short-term Investments
Schedule of Available-for-sale Securities
Fair Value at Sale	90	33,485	1,346
Fair Value at Sale	0	35,975	1,258
Debt Securities, Available-for-sale, Realized Gain (Loss)	0	0	0
Debt Securities, Available-for-sale, Realized Loss	$ 0	$ 46	$ 14

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Amount of realized gain on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 9
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27357-111563

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 9
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27357-111563

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 9
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27357-111563

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 321
-SubTopic 10
-Section 50
-Paragraph 4
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-Name Accounting Standards Codification
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