CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($)	12 Months Ended
	Dec. 28, 2019	Dec. 29, 2018	Dec. 30, 2017
Revenue:
Leasing income	$ 16,055,800
Leasing income		$ 18,176,500	$ 18,470,200
Total revenue	73,298,900	72,511,100	69,757,300
Cost of merchandise sold	2,469,700	2,741,100	2,432,600
Leasing expense	2,031,100	1,929,300	3,269,100
Provision for credit losses	(78,300)	38,600	9,000
Selling, general and administrative expenses	25,745,300	26,038,300	25,241,600
Income from operations	43,131,100	41,763,800	38,805,000
Interest expense	(1,731,100)	(2,447,500)	(2,366,400)
Interest and other income (expense)	67,400	(33,200)	12,900
Income before income taxes	41,467,400	39,283,100	36,451,500
Provision for income taxes	(9,318,100)	(9,157,600)	(11,871,000)
Net income	$ 32,149,300	$ 30,125,500	$ 24,580,500
Earnings per share - basic (in dollars per share)	$ 8.37	$ 7.77	$ 6.06
Earnings per share - diluted (in dollars per share)	$ 7.84	$ 7.26	$ 5.66
Weighted average shares outstanding - basic	3,840,638	3,874,757	4,056,049
Weighted average shares outstanding - diluted	4,100,629	4,149,779	4,339,944
Royalties
Revenue:
Revenue	$ 51,421,800	$ 48,224,500	$ 45,643,500
Merchandise sales
Revenue:
Revenue	2,618,800	2,903,100	2,572,200
Franchise fees
Revenue:
Revenue	1,540,900	1,580,300	1,541,100
Other
Revenue:
Revenue	$ 1,661,600	$ 1,626,700	$ 1,530,300