REVENUE RECOGNITION Disaggregation of Revenue by Timing (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2019
Disaggregation of Revenue [Line Items]
Franchise rental income	$ 32,285	$ 33,630	$ 64,568	$ 65,054
Total revenues	104,320	208,765	215,716	455,803
Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Franchise rental income	32,285	33,630	64,568	65,054
Total revenues	66,423	79,841	130,404	152,387
Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Franchise rental income	0	0	0	0
Total revenues	37,897	128,924	85,312	303,416
Service
Disaggregation of Revenue [Line Items]
Revenues	28,987	101,805	65,395	243,746
Service | Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Service | Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Revenues	28,987	101,805	65,395	243,746
Product
Disaggregation of Revenue [Line Items]
Revenues	23,146	43,983	47,895	89,639
Product | Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Revenues	14,236	16,864	27,978	29,969
Product | Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Revenues	8,910	27,119	19,917	59,670
Royalties and fees
Disaggregation of Revenue [Line Items]
Revenues	19,902	29,347	37,858	57,364
Royalties and fees | Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Revenues	19,902	29,347	37,858	57,364
Royalties and fees | Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Revenue recognized at a point in time | Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Revenues	14,236	16,864	27,978	29,969
Revenue recognized at a point in time | Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Revenues	37,897	128,924	85,312	303,416
Revenue recognized at a point in time | Service | Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Revenue recognized at a point in time | Service | Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Revenues	28,987	101,805	65,395	243,746
Revenue recognized at a point in time | Product | Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Revenues	14,236	16,864	27,978	29,969
Revenue recognized at a point in time | Product | Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Revenues	8,910	27,119	19,917	59,670
Revenue recognized over time | Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Franchise rental income	32,285	33,630	64,568	65,054
Total revenues	52,187	62,977	102,426	122,418
Revenue recognized over time | Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Franchise rental income	0	0	0	0
Total revenues	0	0	0	0
Revenue recognized over time | Royalties and fees | Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Revenues	15,187	18,644	28,634	36,235
Revenue recognized over time | Royalties and fees | Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Revenue recognized over time | Advertising fund fees | Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Revenues	4,715	10,703	9,224	21,129
Revenue recognized over time | Advertising fund fees | Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Revenues	$ 0	$ 0	$ 0	$ 0