FRANCHISE AGREEMENTS - (Details)	3 Months Ended
	Mar. 31, 2020 USD ($)
Maximum
Franchise Agreements
Initial term of franchise agreement	18 years
Royalty fee (as a percent)	6.00%
Program fee (as a percent)	4.00%
Initial franchise fee	$ 175,000
Minimum
Franchise Agreements
Initial term of franchise agreement	10 years
Royalty fee (as a percent)	5.00%
Program fee (as a percent)	3.00%
Initial franchise fee	$ 50,000