Stock repurchased and retired during period, average price paid per share.

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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Period Type:	duration

- Definition

Cash outflow in the form of capital distributions and dividends to common shareholders, preferred shareholders and noncontrolling interests.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585

+ Details

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Balance Type:	credit
Period Type:	duration

- Definition

Amount of stock repurchase plan authorized.

+ References

No definition available.

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Expiration date for the purchase of an entity's own shares under a stock repurchase plan, in the CCYY-MM-DD format.

+ References

No definition available.

+ Details

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- Definition

Amount remaining of a stock repurchase plan authorized.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Number of shares that have been repurchased and retired during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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Period Type:	duration

- Definition

Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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Balance Type:	debit
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- Details

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Shareholders' Equity - Additional Information (Details) - USD ($)		9 Months Ended	12 Months Ended		54 Months Ended
	Oct. 31, 2018	Mar. 31, 2019	Jun. 24, 2018	Jun. 25, 2017	Oct. 31, 2018	Apr. 23, 2014
Equity Class Of Treasury Stock [Line Items]
Payments of Dividends		$ 0	$ 0	$ 0
Stock Repurchase Program, Remaining Authorized Repurchase Amount		$ 50,000,000
2014 Stock Repurchase Program [Member]
Equity Class Of Treasury Stock [Line Items]
Stock Repurchase Program, Authorized Amount						$ 50,000,000
Stock repurchased during period, shares					806,000
Stock repurchased, average price paid per share					$ 27.79
Stock repurchased during period, value					$ 22,409,000
Stock repurchase program termination date	Oct. 31, 2018
2014 Stock Repurchase Program [Member] \| Common Stock [Member]
Equity Class Of Treasury Stock [Line Items]
Stock repurchased during period, shares		0
2018 Stock Repurchase Program [Member]
Equity Class Of Treasury Stock [Line Items]
Stock Repurchase Program, Authorized Amount	$ 50,000,000				$ 50,000,000