Consolidated Statements of Comprehensive Income - USD ($) shares in Thousands, $ in Thousands		12 Months Ended
		Dec. 26, 2015	Dec. 27, 2014	Dec. 28, 2013
Revenue		$ 1,024,040	$ 966,478	$ 793,705
Less excise taxes		64,106	63,471	54,652
Net revenue		959,934	903,007	739,053
Cost of goods sold		458,317	437,996	354,131
Gross profit		501,617	465,011	384,922
Operating expenses:
Advertising, promotional and selling expenses		273,629	250,696	207,930
General and administrative expenses		71,556	65,971	62,332
Impairment of assets		258	1,777	1,567
Total operating expenses		345,443	318,444	271,829
Operating income		156,174	146,567	113,093
Other income (expense), net:
Interest income		56	21	31
Other expense, net		(1,220)	(994)	(583)
Total other income (expense), net		(1,164)	(973)	(552)
Income before provision for income tax		155,010	145,594	112,541
Provision for income taxes		56,596	54,851	42,149
Net income		$ 98,414	$ 90,743	$ 70,392
Net income per common share - basic		$ 7.46	$ 6.96	$ 5.47
Net income per common share - diluted		$ 7.25	$ 6.69	$ 5.18
Weighted-average number of common shares - diluted		13,520	13,484	13,504
Net Income		$ 98,414	$ 90,743	$ 70,392
Other comprehensive income (loss), net of tax:
Currency translation adjustment		(22)
Defined benefit plans liability adjustment		204	(716)	466
Total other comprehensive income (loss), net of tax:		182	(716)	466
Comprehensive income		$ 98,596	$ 90,027	$ 70,858
Common Class A
Other income (expense), net:
Net income per common share - basic		$ 7.46	$ 6.96	$ 5.47
Net income per common share - diluted		$ 7.25	$ 6.69	$ 5.18
Weighted-average number of common shares - basic		9,619	9,202	8,741
Weighted-average number of common shares - diluted		13,520	13,484	13,504
Common Class B
Other income (expense), net:
Net income per common share - basic		$ 7.46	$ 6.96	$ 5.47
Weighted-average number of common shares - basic	[1]	3,504	3,766	4,025

[1] Change in Class B Common Stock resulted from the conversion of 150,000 shares to Class A Common Stock on May 6, 2015 and 100,000 shares to Class A Common Stock on October 26, 2015, with the 52-week number of shares reflecting the weighted average for the period.