Income Taxes Income Taxes (Tables)

12 Months Ended

Dec. 27, 2016

Income Tax Expense (Benefit), Continuing Operations [Abstract]

Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]

	For the fiscal year ended
	December 27, 2016			December 29, 2015			December 30, 2014
United States	$	240,843		$	242,860		$	285,564
Canada	(11,344		)	(6,288		)	(8,270		)
Income before income taxes	$	229,499		$	236,572		$	277,294

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

	For the fiscal year ended
	December 27, 2016			December 29, 2015			December 30, 2014
Current taxes:
U.S. federal	$	72,757		$	83,005		$	73,234
U.S. state and local	15,169			16,242			14,306
Total current taxes	87,926			99,247			87,540
Deferred taxes:
U.S. federal	(3,062		)	(9,737		)	9,609
U.S. state and local	(606		)	(2,263		)	950
Foreign	—			—			(98		)
Total deferred taxes	$	(3,668	)	$	(12,000	)	$	10,461
Total provision for income taxes	$	84,258		$	87,247		$	98,001

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

	For the fiscal year ended
	December 27, 2016		December 29, 2015		December 30, 2014
Statutory U.S. federal rate	35.0	%	35.0	%	35.0	%
U.S. state and local income taxes, net of federal tax benefit	4.1		4.1		4.1
U.S. federal tax credits	(1.9	)	(1.8	)	(1.4	)
Other, including discrete tax items	(0.5	)	(0.4	)	(2.4	)
Effective tax rate	36.7	%	36.9	%	35.3	%

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

	December 27, 2016			December 29, 2015
Deferred tax assets:
Accrued expenses	$	83,411		$	75,360
Capital loss carryforward	10,968			—
Stock-based compensation	5,739			4,705
Other	1,926			2,160
Foreign net operating loss carryforward	358			4,938
Less: valuation allowance	(11,326		)	(5,299		)
Total deferred tax assets	$	91,076		$	81,864
Deferred tax liabilities:
Property and equipment	$	(96,437	)	$	(92,580	)
Goodwill and other intangibles	(26,940		)	(25,252		)
Total deferred tax liabilities	$	(123,377	)	$	(117,832	)
Net deferred tax liability	$	(32,301	)	$	(35,968	)

Summary of Deferred Tax Liability Not Recognized [Table Text Block]

	December 27, 2016			December 29, 2015			December 30, 2014
Beginning balance	$	6,668		$	6,455		$	2,999
Tax positions related to the current year:
Additions	1,131			1,339			1,536
Tax positions related to prior years:
Additions	422			—			2,671
Reductions	—			(483		)	—
Settlements	(113		)	(200		)	(131		)
Expiration of statutes of limitations	(556		)	(443		)	(620		)
Ending balance	$	7,552		$	6,668		$	6,455