CONSOLIDATED CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jan. 23, 2016	Jan. 24, 2015	Jan. 23, 2016	Jan. 24, 2015
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]
Net income	$ 6,284	$ 6,603	$ 10,714	$ 10,481
Other comprehensive income:
Amortization of pension actuarial loss, net of tax	284	192	568	383
Comprehensive income	$ 6,568	$ 6,795	$ 11,282	$ 10,864