Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Oct. 01, 2013	Oct. 02, 2012
Operating activities
Net income	$ 4,257	$ 3,604
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	15,074	12,165
Provision for deferred income taxes	366	4
Asset disposals, closure costs and restaurant impairments	837	663
Amortization of debt issuance costs and debt extinguishment expense	82	3,170
Stock-based compensation	4,065	921
Other noncash	(205)	(209)
Changes in operating assets and liabilities:
Accounts receivable	(1,276)	536
Inventories	(1,040)	(1,025)
Prepaid expenses and other assets	(1,050)	(575)
Accounts payable	787	(805)
Deferred rent	4,583	2,534
Income taxes	1,904	1,016
Accrued expenses and other liabilities	4,078	3,378
Net cash provided by operating activities	32,462	25,377
Investing activities
Purchases of property and equipment	(39,788)	(30,525)
Net cash used in investing activities	(39,788)	(30,525)
Financing activities
Proceeds from issuances of notes payable	101,731	60,128
Payments on notes payable	(194,498)	(54,094)
Debt issuance costs	0	(752)
Issuance of common stock, net of transaction expenses	100,101	(48)
Net cash provided by financing activities	7,334	5,234
Net increase in cash and cash equivalents	8	86
Cash and cash equivalents
Beginning of year	581	523
End of year	$ 589