New Accounting Pronouncements - Impact of Adoption on Company's Condensed Consolidated Statement of Income and Condensed Consolidated Balance Sheet (Detail) - USD ($) $ in Thousands	3 Months Ended		8 Months Ended
	Sep. 09, 2018	Sep. 10, 2017	Sep. 09, 2018	Sep. 10, 2017	Dec. 31, 2017
Revenues:
Revenue	$ 785,965	$ 643,642	$ 2,350,732	$ 1,896,470
General and administrative	80,369	81,398	251,053	239,158
Income from operations	132,432	117,080	392,053	345,981
Income before provision for income taxes	99,248	84,551	294,115	263,597
Provision for income taxes	15,153	28,183	43,785	79,019
Net income	84,095	56,368	250,330	184,578
Other assets:
Deferred income taxes	2,914		2,914		$ 2,750	[1]
Current liabilities:
Advertising fund liabilities	112,222		112,222		120,223	[1]
Other accrued liabilities	95,729		95,729		117,554	[1]
Long-term liabilities:
Other accrued liabilities	37,815		37,815		21,751	[1]
Stockholders' deficit:
Retained deficit	(2,972,565)		(2,972,565)		(2,739,437)	[1]
Domestic Stores [Member] | Domestic Franchise Royalties and Fees [Member]
Revenues:
Revenue	89,427	80,244	266,335	242,548
Domestic Stores [Member] | Domestic Franchise Advertising [Member]
Revenues:
Revenue	82,478		245,618
Domestic franchise advertising	82,478		245,618
International Franchise [Member] | International Franchise Royalties and Fees [Member]
Revenues:
Revenue	50,424	$ 48,350	154,182	$ 134,242
Scenario, Previously Reported [Member]
Revenues:
General and administrative	84,410		263,504
Income from operations	132,352		391,898
Income before provision for income taxes	99,168		293,960
Provision for income taxes	15,135		43,750
Net income	84,033		250,210
Other assets:
Deferred income taxes	1,071		1,071		2,750
Current liabilities:
Advertising fund liabilities	118,833		118,833		120,223
Other accrued liabilities	93,261		93,261		58,578
Long-term liabilities:
Other accrued liabilities	25,248		25,248		21,751
Stockholders' deficit:
Retained deficit	(2,965,984)		(2,965,984)		$ (2,739,437)
Scenario, Previously Reported [Member] | Domestic Stores [Member] | Domestic Franchise Royalties and Fees [Member]
Revenues:
Revenue	93,316		278,600
Scenario, Previously Reported [Member] | International Franchise [Member] | International Franchise Royalties and Fees [Member]
Revenues:
Revenue	50,497		154,213
Restatement Adjustment [Member]
Revenues:
General and administrative	(4,041)		(12,451)
Income from operations	80		155
Income before provision for income taxes	80		155
Provision for income taxes	18		35
Net income	62		120
Other assets:
Deferred income taxes	1,843		1,843
Current liabilities:
Advertising fund liabilities	(6,611)		(6,611)
Other accrued liabilities	2,468		2,468
Long-term liabilities:
Other accrued liabilities	12,567		12,567
Stockholders' deficit:
Retained deficit	(6,581)		(6,581)
Restatement Adjustment [Member] | Domestic Stores [Member] | Domestic Franchise Royalties and Fees [Member]
Revenues:
Revenue	(3,889)		(12,265)
Restatement Adjustment [Member] | Domestic Stores [Member] | Domestic Franchise Advertising [Member]
Revenues:
Revenue	82,478		245,618
Domestic franchise advertising	82,478		245,618
Restatement Adjustment [Member] | International Franchise [Member] | International Franchise Royalties and Fees [Member]
Revenues:
Revenue	$ (73)		$ (31)

[1] Note: The balance sheet at December 31, 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.