CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jul. 04, 2017	Jun. 28, 2016
Cash flows from operating activities:
Net income	$ 73,209	$ 72,539
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation and amortization expenses	46,493	42,925
Deferred income taxes	2,264	1,213
Impairment of assets and lease terminations	1,489
Stock-based compensation	9,788	11,304
Tax impact of stock options exercised, net of cancellations		6,559
Other		1,342
Changes in assets and liabilities:
Accounts receivable	1,559	(309)
Other receivables	29,896	45,508
Inventories	(5,320)	(561)
Prepaid expenses	1,519	4,152
Other assets	(4,280)	(1,071)
Accounts payable	3,767	(5,992)
Income taxes receivable/payable	(6,497)	14,398
Other accrued expenses	(39,948)	(33,586)
Cash provided by operating activities	113,939	158,421
Cash flows from investing activities:
Additions to property and equipment	(43,699)	(40,208)
Additions to intangible assets	(619)	(924)
Investment in unconsolidated affiliates	(9,000)
Cash used in investing activities	(53,318)	(41,132)
Cash flows from financing activities:
Deemed landlord financing proceeds		2,673
Deemed landlord financing payments	(2,124)	(1,780)
Proceeds from exercise of stock options	7,709	13,795
Cash dividends paid	(23,177)	(19,583)
Treasury stock purchases	(30,554)	(76,630)
Cash used in financing activities	(48,146)	(81,525)
Net change in cash and cash equivalents	12,475	35,764
Cash and cash equivalents at beginning of period	53,839	43,854
Cash and cash equivalents at end of period	66,314	79,618
Supplemental disclosures:
Interest paid	3,375	3,055
Income taxes paid	21,949	5,034
Construction payable	$ 7,429	$ 10,294