XML 25 R50.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Fair Value of Financial Instruments - Recurring Basis (Detail) (USD $) In Thousands, unless otherwise specified | Aug. 03, 2014 | Apr. 27, 2014 | Jul. 28, 2013
--- | --- | --- | ---
Limited Term Bond Fund [Member] |  |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |  |
Assets measured at fair value on a recurring basis | $ 2,578 | $ 2,576 | $ 2,545
Low Duration Bond Fund [Member] |  |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |  |
Assets measured at fair value on a recurring basis | 2,078 | 2,077 | 2,050
Intermediate Term Bond Fund [Member] |  |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |  |
Assets measured at fair value on a recurring basis | 1,655 | 1,641 | 1,579
Premier Money Market Fund [Member] |  |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |  |
Assets measured at fair value on a recurring basis | 1,712 | 755 |
Other [Member] |  |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |  |
Assets measured at fair value on a recurring basis | 37 | 10 |
Quoted prices in active markets for identical assets - Level 1 [Member] | Limited Term Bond Fund [Member] |  |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |  |
Assets measured at fair value on a recurring basis | 2,578 | 2,576 | 2,545
Quoted prices in active markets for identical assets - Level 1 [Member] | Low Duration Bond Fund [Member] |  |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |  |
Assets measured at fair value on a recurring basis | 2,078 | 2,077 | 2,050
Quoted prices in active markets for identical assets - Level 1 [Member] | Intermediate Term Bond Fund [Member] |  |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |  |
Assets measured at fair value on a recurring basis | 1,655 | 1,641 | 1,579
Quoted prices in active markets for identical assets - Level 1 [Member] | Premier Money Market Fund [Member] |  |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |  |
Assets measured at fair value on a recurring basis | 1,712 | 755 |
Quoted prices in active markets for identical assets - Level 1 [Member] | Other [Member] |  |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |  |
Assets measured at fair value on a recurring basis | $ 37 | $ 10 |

X
- Definition This element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value on a recurring basis by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. + References No definition available. + Details
Name: | us-gaap_AssetsFairValueDisclosureRecurring
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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