CONSOLIDATED CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Parenthetical) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Statement of Comprehensive Income [Abstract]
Change in net unrealized gains (losses) on investments, income tax	$ (391,653)	$ 300,430
Reclassification adjustment for investment amounts included in net income, income tax	2,651	(419)
Change in net unrealized gains (losses) on securities with credit losses, tax	(1,735)
Change in net unrealized gains (losses) relating to other-than-temporary impaired investments for which a portion has been recognized in earnings, income tax		2,337
Change in accumulated (loss) gain - derivatives, income tax	(1,232)	(522)
Reclassification adjustment for derivative amounts included in net income, income tax	$ 253	$ 58

Other Comprehensive Income (Loss), Securities, Available-for-Sale, Cumulative Gain (Loss),Tax

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- Definition

Tax effect arising due to change in unrealized gain/loss relating to other than temporary impaired investments for which a portion has been recognized in earnings.

+ References

No definition available.

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- Definition

Amount, before reclassification, of tax expense (benefit) for gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=118930883&loc=d3e640-108580

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Amount of tax expense (benefit) for reclassification of gain (loss) from accumulated other comprehensive income (AOCI) for derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.

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Amount of tax expense (benefit) of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
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Amount of tax expense (benefit) before reclassification adjustments of unrealized holding gain (loss) on available-for-sale securities.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
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