XML 66 R54.htm IDEA: XBRL DOCUMENT
v3.5.0.2

Stock Repurchase Program - Additional Information (Detail) - USD ($) $ in Millions | Oct. 01, 2016 | Sep. 01, 2015
--- | --- | ---
Class of Stock [Line Items] |  |
Number of common shares authorized to be repurchased under new stock repurchase program |  | 5,000,000.0
Stock Repurchase Program, Remaining Authorized Repurchase Amount | $ 2.9 |

X
- 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
Name: | us-gaap_ClassOfStockLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan. + References No definition available. + Details
Name: | us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount remaining of a stock repurchase plan authorized. + References No definition available. + Details
Name: | us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant