Earnings per Share - Additional Information (Details) - Executives - $ / shares	Dec. 01, 2019	Nov. 30, 2019
Performance shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number or shares issuable per performance share unit (in shares)		1
Fair value on grant date (in usd per share)	$ 25.25
Performance period	3 years
Shares authorized for grant (in shares)	400,000
Performance shares \| Vesting after three-year performance period
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighting for each of four performance metrics (percent)	25.00%
Performance shares \| Vesting after three-year performance period \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage	0.00%
Performance shares \| Vesting after three-year performance period \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage	200.00%
Restricted share units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fair value on grant date (in usd per share)	$ 25.25
Shares granted (in shares)	300,000
Vesting period	3 years

Deferred Compensation Arrangement With Individual, Vesting, Percentage

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- Definition

Deferred Compensation Arrangement With Individual, Vesting, Weighting For Each Of Four Performance Metrics

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No definition available.

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- Definition

Number of securities into which each warrant or right may be converted. For example, but not limited to, each warrant may be converted into two shares.

+ References

No definition available.

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- Definition

The per share price that the individual must pay to acquire shares under the deferred compensation arrangement.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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- Definition

Minimum period the individual is required to perform services to be fully vested under the deferred compensation arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

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

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- Definition

Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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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.

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- Definition

Net number of non-option equity instruments granted to participants.

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