Employee Benefit Plans (Tables)

3 Months Ended

Oct. 31, 2014

Employee Benefit Plans [Abstract]

Components Of Net Periodic Pension Costs

	Three Months Ended
	October 31,
	2014	2013
Net periodic cost:
Service cost	$    5,144	$   4,683
Interest cost	4,779	4,854
Expected return on assets	(7,343)	(7,623)
Prior service cost and transition amortization	149	148
Actuarial loss amortization	1,832	1,848
Net periodic benefit cost	$    4,561	$   3,910