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Investments and Fair Value Measurements (Tables)
9 Months Ended
May 31, 2014
Fair Value Disclosures [Abstract]  
Fair Value, Assets Measured on Recurring Basis [Table Text Block]
The following tables set forth by level within the fair value hierarchy our financial assets that were accounted for at fair value on a recurring basis at May 31, 2014 and August 31, 2013 according to the valuation techniques we used to determine their fair values:
 
 
 
 
Fair Value Measurements
Using Inputs Considered As
(In thousands)
 
Fair Value at
May 31,
2014
 
Level 1 Quoted Prices in Active Markets for Identical Assets
 
Level 2 Significant Other
Observable Inputs
 
Level 3 Significant
Unobservable Inputs
Assets that fund deferred compensation:
 
 
 
 
 
 
 
 
  Domestic equity funds
 
$
5,529

 
$
5,529

 
$

 
$

  International equity funds
 
741

 
741

 

 

  Fixed income funds
 
240

 
240

 

 

Total assets at fair value
 
$
6,510

 
$
6,510

 
$

 
$


 
 
 
 
Fair Value Measurements
Using Inputs Considered As
(In thousands)
 
Fair Value at
August 31,
2013
 
Level 1 Quoted Prices in Active Markets for Identical Assets
 
Level 2 Significant Other
Observable Inputs
 
Level 3 Significant
Unobservable Inputs
Long-term investments:
 
 
 
 
 
 
 
 
  Student loan ARS
 
$
2,108

 
$

 
$

 
$
2,108

Assets that fund deferred compensation:
 
 
 
 
 
 
 
 
  Domestic equity funds
 
7,127

 
7,127

 

 

  International equity funds
 
742

 
742

 

 

  Fixed income funds
 
287

 
287

 

 

Total assets at fair value
 
$
10,264

 
$
8,156

 
$

 
$
2,108

Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]
The following table provides a reconciliation between the beginning and ending balances of items measured at fair value on a recurring basis in the table above that used significant unobservable inputs (Level 3):
 
 
Three Months Ended
 
Nine Months Ended
(In thousands)
 
May 31,
2014
 
June 1,
2013
 
May 31,
2014
 
June 1,
2013
Balance at beginning of period
 
$

 
$
8,735

 
$
2,108

 
$
9,074

Transfer to Level 2
 

 
(4,605
)
 

 
(4,855
)
Net change included in other comprehensive income
 

 
255

 
242

 
166

Sales
 

 

 
(2,350
)
 

Balance at end of period
 
$

 
$
4,385

 
$

 
$
4,385