Consolidated Statements of Stockholders' Equity (Parentheticals) - shares	12 Months Ended
	Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Statement of Stockholders' Equity [Abstract]
Exercised	39,711	0	0
Common Stock, shares issued under Directors' Stock Plan	0	0	0
Common Stock, shares purchased	20,226	33,112	35,815
Restricted Stock, shares issued	307,292	60,000	149,215
Restricted Stock, shares forfeited	106,196	4,629	1,314
Class B Common Stock converted into Class A Common Stock, shares	6,250	9,215	12,144