Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Jan. 03, 2017	Dec. 29, 2015	Dec. 30, 2014
Operating activities
Net (loss) income	$ (71,677)	$ (13,765)	$ 11,428
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization	28,134	27,802	24,787
Deferred income taxes, net	1,099	(8,878)	6,330
Excess tax benefit on stock-based compensation	0	0	(253)
Restaurant impairments, closure costs and asset disposals	45,536	28,927	1,391
Amortization of debt issuance costs	140	98	101
Stock-based compensation	2,319	1,469	1,330
Gain on insurance proceeds received for property damage	(494)	0	0
Changes in operating assets and liabilities:
Accounts receivable	(443)	(437)	(75)
Inventories	(790)	(1,058)	(1,840)
Prepaid expenses and other assets	162	(1,025)	(1,768)
Accounts payable	(2,440)	2,794	2,661
Deferred rent	5,328	7,143	6,390
Income taxes	564	(193)	(24)
Accrued expenses and other liabilities	17,299	1,629	(1,431)
Net cash provided by operating activities	24,737	44,506	49,027
Investing activities
Purchases of property and equipment	(43,335)	(50,093)	(56,352)
Acquisitions of franchise restaurants	0	(628)	(15,708)
Insurance proceeds received for property damage	578	0	0
Net cash used in investing activities	(42,757)	(50,721)	(72,060)
Financing activities
Net (repayments) borrowings from swing line loan	(1,649)	1,846	(813)
Proceeds from borrowings on long-term debt	19,800	55,600	97,400
Payments on long-term debt	(1,000)	(16,700)	(75,400)
Debt issuance costs	(347)	(249)	0
Acquisition of treasury stock	0	(35,000)	(71)
Proceeds from exercise of stock options and employee stock purchase plan	1,100	952	2,676
Excess tax benefit on stock-based compensation	0	0	253
Other financing activities	0	(94)	(74)
Net cash provided by financing activities	17,904	6,355	23,971
Effect of exchange rate changes on cash	41	(134)	0
Net increase in cash and cash equivalents	(75)	6	938
Cash and cash equivalents
Beginning of year	1,912	1,906	968
End of year	$ 1,837	$ 1,912	$ 1,906