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- Definition

Debt Instrument Periodic Payment Interest Right Of Deferment Number Of Years

+ References

No definition available.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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- Definition

Date the debt agreement requires the first payment to be made, in CCYY-MM-DD format.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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-Section 50
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- Definition

Description of the payment terms of the debt instrument (for example, whether periodic payments include principal and frequency of payments) and discussion about any contingencies associated with the payment.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823

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- Definition

End date of debt instrument redemption period, in CCYY-MM-DD format.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
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- Definition

Percentage of principal amount of debt redeemed.

+ References

No definition available.

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- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

The cash outflow from the repayment of long-term borrowing where a lender is placed in a lien position behind debt having a higher priority of repayment (senior) in case of liquidation of the entity's assets or underlying collateral.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Long Term Subordinated Notes (Narrative) (Details)	3 Months Ended		6 Months Ended		12 Months Ended
Long Term Subordinated Notes (Narrative) (Details)	Jun. 30, 2021 USD ($)	Jun. 30, 2020 USD ($)	Jun. 30, 2021 USD ($) Item	Jun. 30, 2020 USD ($)	Dec. 31, 2020 USD ($)	Aug. 15, 2021
Debt Instrument [Line Items]
Redemption date			May 01, 2047
Subordinated Debt [Member]
Debt Instrument [Line Items]
Percentage of principal amount required for redemption			100.00%
Outstanding debt reduction			$ 161,441,000
Gain on repurchase and retirement of debt					$ 13,183,000
Subordinated Debt [Member] \| 6.6 % Long Term Subordinated Notes [Member]
Debt Instrument [Line Items]
Debt instrument, stated interest rate	6.60%		6.60%
Interest payment commencement date			Nov. 15, 2007
Basis spread on variable rate			2.385%
Right to defer interest, number of occasions \| Item			1
Debt instrument, maturity date			May 01, 2067		May 01, 2067
Outstanding debt reduction	$ 0	$ 11,483,000	$ 0	$ 13,183,000
Gain on repurchase and retirement of debt		$ 2,034,000		$ 2,536,000
Subordinated Debt [Member] \| 6.6 % Long Term Subordinated Notes [Member] \| Scenario Forecast [Member]
Debt Instrument [Line Items]
Debt instrument, stated interest rate						2.54%
Subordinated Debt [Member] \| 6.6 % Long Term Subordinated Notes [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Interest payment date			May 3, 2007
Subordinated Debt [Member] \| 6.6 % Long Term Subordinated Notes [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Interest payment date			May 14, 2017
Right to defer interest on one or more occasions for up to number of consecutive years			10 years
Senior Notes [Member] \| 5.4% Senior notes due 10/15/2014 [Member]
Debt Instrument [Line Items]
Debt instrument, stated interest rate	5.40%		5.40%
Debt instrument, maturity date			Oct. 15, 2014
Senior Notes [Member] \| 4.868% Senior Notes due 6/1/2044 [Member]
Debt Instrument [Line Items]
Debt instrument, stated interest rate	4.868%		4.868%
Debt instrument, maturity date			Jun. 01, 2044		Jun. 01, 2044
Senior Notes [Member] \| 3.5% Senior notes due 10/15/2050 [Member]
Debt Instrument [Line Items]
Debt instrument, stated interest rate	3.50%		3.50%
Debt instrument, maturity date			Oct. 15, 2050		Oct. 15, 2050