CONSOLIDATED CONDENSED STATEMENTS OF OPERATIONS (USD $)	12 Months Ended
	Dec. 27, 2014	Dec. 28, 2013	Dec. 29, 2012
REVENUE:
Royalties	$ 38,972,400	$ 36,344,100	$ 33,760,200
Leasing income	16,247,300	14,524,100	13,211,800
Merchandise sales	2,728,600	2,327,100	2,750,700
Franchise fees	1,989,700	1,459,300	1,291,000
Other	1,240,700	1,076,600	929,400
Total revenue	61,178,700	55,731,200	51,943,100
COST OF MERCHANDISE SOLD	2,619,900	2,205,700	2,621,500
LEASING EXPENSE	1,630,600	1,592,000	1,789,800
PROVISION FOR CREDIT LOSSES	62,900	(44,700)	(47,600)
SELLING, GENERAL AND ADMINISTRATIVE EXPENSES	23,806,000	22,198,200	20,280,300
Income from operations	33,059,300	29,780,000	27,299,100
LOSS FROM EQUITY INVESTMENTS			(2,492,900)
IMPAIRMENT OF INVESTMENT IN NOTES			(1,324,400)
INTEREST EXPENSE	(484,500)	(213,500)	(392,300)
INTEREST AND OTHER INCOME	14,000	23,400	66,000
Income before income taxes	32,588,800	29,589,900	23,155,500
PROVISION FOR INCOME TAXES	(12,522,300)	(11,358,300)	(10,217,600)
NET INCOME	$ 20,066,500	$ 18,231,600	$ 12,937,900
EARNINGS PER SHARE - BASIC (in dollars per share)	$ 3.96	$ 3.60	$ 2.57
EARNINGS PER SHARE - DILUTED (in dollars per share)	$ 3.85	$ 3.48	$ 2.47
WEIGHTED AVERAGE SHARES OUTSTANDING - BASIC (in shares)	5,069,391	5,068,975	5,027,509
WEIGHTED AVERAGE SHARES OUTSTANDING - DILUTED (in shares)	5,216,914	5,241,121	5,237,671