Consolidated Statements of Cash Flows (USD $)	12 Months Ended
	Aug. 27, 2014	Aug. 28, 2013	Aug. 29, 2012
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ (3,447,000)	$ 3,161,000	$ 6,753,000
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for asset impairments, net of gains/losses on property sales	1,347,000	(451,000)	1,084,000
Depreciation and amortization	20,221,000	18,571,000	17,974,000
Provision for doubtful accounts	61,000	(1,000)	382,000
Amortization of debt issuance cost	123,000	112,000	112,000
Non-cash compensation expense	125,000	404,000
Share-based compensation expense	1,163,000	1,106,000	795,000
(Increase) reduction in tax benefits from share-based compensation	(50,000)	(64,000)	27,000
Deferred tax expense (benefit)	(3,348,000)	522,000	(394,000)
Cash provided by operating activities before changes in operating asset and liabilities	16,134,000	23,361,000	26,733,000
Decrease (increase) in trade accounts and other receivables	(29,000)	10,000	55,000
Decrease (increase) in food and supply inventories	(530,000)	(903,000)	629,000
Decrease (increase) in prepaid expenses and other assets	917,000	356,000	(1,186,000)
Increase in accounts payable, accrued expenses and other liabilities	3,947,000	6,618,000	3,031,000
Net cash provided by operating activities	20,439,000	29,442,000	29,262,000
CASH FLOWS FROM INVESTING ACTIVITIES:
Repayment (issuance) of note receivable	23,000	80,000	(177,000)
Acquisition of Cheeseburger in Paradise		(10,169,000)
Proceeds from disposal of assets, insurance proceeds and property held for sale	4,130,000	5,961,000	5,232,000
Purchases of property and equipment	(46,184,000)	(31,339,000)	(25,845,000)
Net cash used in investing activities	(42,031,000)	(35,467,000)	(20,790,000)
CASH FLOWS FROM FINANCING ACTIVITIES:
Credit facility borrowings	105,900,000	69,700,000	43,300,000
Credit facility repayments	(83,100,000)	(63,500,000)	(51,800,000)
Debt issuance costs	(123,000)	(338,000)	(1,000)
Tax benefit on stock option expense	50,000	64,000
Proceeds received on the exercise of employee stock options	125,000	403,000	0
Net cash provided by (used in) financing activities	22,852,000	6,330,000	(8,501,000)
Net increase (decrease) in cash and cash equivalents	1,260,000	305,000	(29,000)
Cash and cash equivalents at beginning of year	1,528,000	1,223,000	1,252,000
Cash and cash equivalents at end of year	$ 2,788,000	$ 1,528,000	$ 1,223,000