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LONG-TERM SUBORDINATED NOTES - Narrative (Details)		3 Months Ended
	May 15, 2017	Mar. 31, 2023	May 14, 2023	May 14, 2017
Subordinated Debt
Debt Instrument [Line Items]
Percentage of principal amount required for redemption		100.00%
Subordinated Debt | 6.6 % Long Term Subordinated Notes
Debt Instrument [Line Items]
Debt instrument, stated interest rate				6.60%
Basis spread on variable rate	2.385%
Subordinated Debt | 6.6 % Long Term Subordinated Notes | Forecast
Debt Instrument [Line Items]
Debt instrument, stated interest rate			7.25%
Subordinated Debt | 6.6 % Long Term Subordinated Notes | Maximum
Debt Instrument [Line Items]
Right to defer interest on one or more occasions for up to number of consecutive years		10 years
Senior Notes | 4.868% Senior Notes due 6/1/2044
Debt Instrument [Line Items]
Debt instrument, stated interest rate		4.868%
Senior Notes | 3.5% Senior Notes due 10/15/2050
Debt Instrument [Line Items]
Debt instrument, stated interest rate		3.50%
Senior Notes | 3.125% Senior Notes due 10/15/2052
Debt Instrument [Line Items]
Debt instrument, stated interest rate		3.125%

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 1B
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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