Defined benefit pension plan eligible participants under voluntary early retirement incentive program.

No definition available.

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- Definition

Defined Contribution Plan, Employer Matching Contribution, Additional Percent of Match

+ References

No definition available.

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- Definition

Defined Contribution Plan, Initial Savings Rate

+ References

No definition available.

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- Definition

Defined contribution plan, period of employment for eligibility.

+ References

No definition available.

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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.

+ Details

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- Definition

Amount of plan asset for defined benefit pension plan with projected benefit obligation in excess of plan assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e2417-114920

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- Definition

Amount of projected benefit obligation for defined benefit pension plan with projected benefit obligation in excess of plan assets.

+ References

+ Details

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- Definition

Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan.

+ References

No definition available.

+ Details

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- Definition

Percentage employer matches of the employee's percentage contribution matched.

+ References

No definition available.

+ Details

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Retirement Plans (Narrative) (Details) $ in Millions	3 Months Ended	6 Months Ended
Retirement Plans (Narrative) (Details) $ in Millions	Jun. 30, 2021 Participant	Jun. 30, 2021	Apr. 30, 2021 USD ($)
Defined Benefit Plan Disclosure [Line Items]
Newly eligible associates initial savings rate		3.00%
Eligible participants under VERIP \| Participant	260
Pension plan assets			$ 808
Benefit obligation			$ 597
First 1% Of Contribution Saved [Member]
Defined Benefit Plan Disclosure [Line Items]
Matching percentage		100.00%
Percentage of compensation saved		1.00%
Next 5% Of Contribution Saved [Member]
Defined Benefit Plan Disclosure [Line Items]
Matching percentage		50.00%
Percentage of compensation saved		5.00%
Amended Hancock 401K Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Additional matching percentage		2.00%
Period of employment for eligibility		3 years
Amended Hancock 401K Plan [Member] \| 4% Of Contribution [Member]
Defined Benefit Plan Disclosure [Line Items]
Matching percentage		4.00%
Amended Hancock 401K Plan [Member] \| 6% Of Contribution [Member]
Defined Benefit Plan Disclosure [Line Items]
Matching percentage		6.00%
Amended Hancock 401K Plan [Member] \| 2% Of Contribution [Member]
Defined Benefit Plan Disclosure [Line Items]
Matching percentage		2.00%