Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 18, 2017		Jun. 19, 2016
Cash flows from operating activities:
Net income	$ 128,210		$ 94,712
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	19,773		16,756
Losses on sale/disposal of assets	345		247
Amortization of debt issuance costs	2,714		3,133
Provision for deferred income taxes	3,581		1,775
Non-cash compensation expense	9,633		8,617
Other	204		16
Excess tax benefits from equity-based compensation	(16,906)		(34,852)
Changes in operating assets and liabilities	(32,468)		(20,951)
Net cash provided by operating activities	115,086		69,453
Cash flows from investing activities:
Capital expenditures	(25,230)		(25,045)
Changes in restricted cash	(35,189)		73,505
Other	519		1,861
Net cash provided by (used in) investing activities	(59,900)		50,321
Cash flows from financing activities:
Proceeds from issuance of long-term debt			10,000
Repayments of long-term debt and capital lease obligations	(9,766)		(39,878)
Proceeds from exercise of stock options	3,884		10,848
Excess tax benefits from equity-based compensation			34,852
Purchases of common stock	(12,721)		(224,139)
Tax payments for restricted stock upon vesting	(4,911)		(3,036)
Payments of common stock dividends and equivalents	(22,280)		(19,099)
Net cash used in financing activities	(45,794)		(230,452)
Effect of exchange rate changes on cash and cash equivalents	36		(466)
Change in cash and cash equivalents	9,428		(111,144)
Cash and cash equivalents, at beginning of period	42,815	[1]	133,449
Cash and cash equivalents, at end of period	$ 52,243		$ 22,305

[1] Note: The balance sheet at January 1, 2017 has been derived from the audited consolidated financial statements at that date but does not include all of the information and footnotes required by accounting principles generally accepted in the United States for complete financial statements.