XML 34 R30.htm IDEA: XBRL DOCUMENT v2.4.0.6
Employee Benefit Plans (Tables)
 9 Months Ended
Apr. 30, 2012
Employee Benefit Plans [Abstract]  
Components Of Net Periodic Pension Costs

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Three Months Ended
April 30,

 

Nine Months Ended
April 30,

 

 

 

2012

 

2011

 

2012

 

2011

 

Net periodic cost:

 

 

 

 

 

 

 

 

 

 

 

 

 

Service cost

 

$

3,870

 

$

4,077

 

$

11,630

 

$

12,151

 

Interest cost

 

 

4,866

 

 

4,872

 

 

14,607

 

 

14,533

 

Expected return on assets

 

 

(7,057

)

 

(6,920

)

 

(21,115

)

 

(20,616

)

Transition amount amortization

 

 

54

 

 

58

 

 

165

 

 

167

 

Prior service cost amortization

 

 

127

 

 

119

 

 

382

 

 

347

 

Actuarial loss amortization

 

 

1,393

 

 

839

 

 

4,274

 

 

2,491

 

Net periodic benefit cost

 

$

3,253

 

$

3,045

 

$

9,943

 

$

9,073