Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Apr. 04, 2017	Mar. 29, 2016
Operating activities
Net loss	$ (26,845)	$ (2,373)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	6,267	6,906
Deferred income taxes	191	0
Restaurant impairments, closure costs and asset disposals	18,460	745
Amortization of debt issuance costs	83	29
Stock-based compensation	298	348
Changes in operating assets and liabilities:
Accounts receivable	1,975	(224)
Inventories	(123)	(231)
Prepaid expenses and other assets	(260)	184
Accounts payable	1,284	(2,685)
Deferred rent	679	1,604
Income taxes	68	(1,038)
Accrued expenses and other liabilities	(10,153)	2,414
Net cash provided by operating activities	(8,076)	5,679
Investing activities
Purchases of property and equipment	(6,601)	(12,319)
Net cash used in investing activities	(6,601)	(12,319)
Financing activities
Net (repayments) borrowings from swing line loan	(197)	332
Proceeds from issuance of long-term debt	5,915	7,000
Payments on long-term debt	(37,015)	(1,000)
Issuance of preferred stock and common stock warrants, net of transaction expenses	16,688	0
Issuance of common stock, net of transaction expenses	31,321	0
Proceeds from exercise of stock options, warrants and employee stock purchase plan	38	198
Other financing activities	(662)	(2)
Net cash provided by (used in) financing activities	16,088	6,528
Effect of exchange rate changes on cash	0	105
Net increase in cash and cash equivalents	1,411	(7)
Cash and cash equivalents
Beginning of period	1,837	1,912
End of period	$ 3,248	$ 1,905