Investments - Schedule of Available-for-sale Securities Reconciliation (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Schedule of Available-for-sale Securities
Fair Value	$ 841,105	$ 940,011
U.S. Government and Agency Securities
Schedule of Available-for-sale Securities
Cost or adjusted/amortized cost	107,376	129,417
Gross unrealized gains	679	1,147
Gross unrealized loss	1,753	139
Fair Value	106,302	130,425
Foreign Government
Schedule of Available-for-sale Securities
Cost or adjusted/amortized cost	1,369	1,374
Gross unrealized gains	113	142
Gross unrealized loss	0	0
Fair Value	1,482	1,516
States, Municipalities and Political Subdivisions
Schedule of Available-for-sale Securities
Cost or adjusted/amortized cost	109,928	132,336
Gross unrealized gains	1,140	2,318
Gross unrealized loss	797	272
Fair Value	110,271	134,382
Public Utilities
Schedule of Available-for-sale Securities
Cost or adjusted/amortized cost	28,942	29,526
Gross unrealized gains	306	482
Gross unrealized loss	576	28
Fair Value	28,672	29,980
Corporate Securities
Schedule of Available-for-sale Securities
Cost or adjusted/amortized cost	257,401	285,814
Gross unrealized gains	4,016	6,633
Gross unrealized loss	3,128	118
Fair Value	258,289	292,329
Mortgage-backed securities
Schedule of Available-for-sale Securities
Cost or adjusted/amortized cost	263,400	285,639
Gross unrealized gains	1,994	3,039
Gross unrealized loss	3,005	466
Fair Value	262,389	288,212
Asset-backed Securities
Schedule of Available-for-sale Securities
Cost or adjusted/amortized cost	67,368	56,351
Gross unrealized gains	416	525
Gross unrealized loss	141	219
Fair Value	67,643	56,657
Redeemable Preferred Stocks
Schedule of Available-for-sale Securities
Cost or adjusted/amortized cost	5,900	6,257
Gross unrealized gains	191	266
Gross unrealized loss	34	13
Fair Value	6,057	6,510
Fixed Maturities
Schedule of Available-for-sale Securities
Cost or adjusted/amortized cost	841,684	926,714
Gross unrealized gains	8,855	14,552
Gross unrealized loss	9,434	1,255
Fair Value	$ 841,105	$ 940,011

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 30
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454

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-Publisher FASB
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 210
-Section S99
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