General form of registration statement for all companies including face-amount certificate companies

Condensed Consolidated Statements of Income (Parenthetical)

v3.7.0.1
Condensed Consolidated Statements of Income (Parenthetical)
12 Months Ended
Dec. 29, 2016
Dec. 31, 2015
Dec. 25, 2014
Income Statement [Abstract]      
Fiscal year period 364 days 371 days 364 days