Share-Based Compensation - Deferred Compensation Plan (Details) - SERP shares in Millions	12 Months Ended
Dec. 31, 2019 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of earned income on a pre-tax basis, deferred	25.00%
Percentage of match participants' deferrals	25.00%
Percentage of deferral in the form of common stock	15.00%
Full vest in matching contribution	3 years
Stock options authorized to issue (in shares)	1.0
Common stock reserved for future issuance (in shares)	0.4
Stock options vested and outstanding (in shares)	0.3

Deferred Compensation Arrangement Employer Contribution Percentage of Participant Deferral

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- Definition

Deferred Compensation Arrangement with Individual, Remaining Shares Authorized for Issuance

+ References

No definition available.

+ Details

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- Definition

Deferred Compensation Arrangement with Individual, Shares Vested and Outstanding

+ References

No definition available.

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- Definition

Deferred compensation plan, percentage deferral in common stock

+ References

No definition available.

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- Definition

Deferred compensation plan, percentage of pre-tax income allow participants to defer

+ References

No definition available.

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- Definition

Shard-based Compensation Arrangement by Share-based Payment Award, Full Vest in Matching Contribution

+ References

No definition available.

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- Definition

The maximum number of shares authorized for issuance under the deferred compensation arrangement as of the balance sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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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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