Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 27, 2018	Mar. 28, 2017
Cash flows from operating activities:
Net income including noncontrolling interests	$ 56,379	$ 36,023
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	24,484	22,596
Deferred income taxes	3,349	(4,889)
Loss on disposition of assets	1,420	1,055
Equity income from investments in unconsolidated affiliates	(324)	(320)
Distributions of income received from investments in unconsolidated affiliates	181	162
Provision for doubtful accounts	35	19
Share-based compensation expense	7,475	6,218
Changes in operating working capital:
Receivables	50,401	35,103
Inventories	(160)	1,389
Prepaid expenses	(2,252)	(1,168)
Other assets	(2,770)	(2,068)
Accounts payable	3,170	3,059
Deferred revenue-gift cards	(51,976)	(43,860)
Accrued wages	4,511	4,766
Income taxes payable	5,071	14,809
Accrued taxes and licenses	1,559	1,893
Other accrued liabilities	3,393	16,326
Deferred rent	1,083	1,613
Other liabilities	1,778	1,611
Net cash provided by operating activities	106,807	94,337
Cash flows from investing activities:
Capital expenditures-property and equipment	(35,307)	(36,063)
Acquisition of franchise restaurants, net of cash acquired		(16,528)
Net cash used in investing activities	(35,307)	(52,591)
Cash flows from financing activities:
Proceeds from noncontrolling interest contribution and other		3,457
Repurchase of shares of common stock	0	0
Distributions to noncontrolling interest holders	(1,507)	(1,024)
Proceeds from stock option and other deposits, net	117	272
Indirect repurchase of shares for minimum tax withholdings	(8,252)	(6,988)
Principal payments on long-term debt and capital lease obligation	(2)	(40)
Proceeds from exercise of stock options		563
Dividends paid to shareholders	(14,945)	(13,418)
Net cash used in financing activities	(24,589)	(17,178)
Net increase in cash and cash equivalents	46,911	24,568
Cash and cash equivalents—beginning of period	150,918	112,944
Cash and cash equivalents—end of period	197,829	137,512
Supplemental disclosures of cash flow information:
Interest paid, net of amounts capitalized	264	268
Income taxes paid	36	3,067
Capital expenditures included in current liabilities	$ 8,132	$ 5,823