CONSOLIDATED CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Oct. 25, 2014		Oct. 26, 2013
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]
Net income (loss)	$ 3,879		$ (6,831)
Other comprehensive income:
Amortization of pension actuarial loss, net of tax	191	[1]	119	[1]
Comprehensive income (loss)	$ 4,070		$ (6,712)

[1] Amounts are net of tax of $133 and $82 for the 13 weeks ended October 25, 2014 and October 26, 2013, respectively. All amounts are reclassified from accumulated other comprehensive loss to Operating and administrative expense.