REVENUE RECOGNITION: Disaggregation of Revenue by Timing (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Disaggregation of Revenue [Line Items]
Franchise rental income	$ 33,630		$ 65,054
Total revenues	208,765	$ 274,671	455,803	$ 562,506
Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Franchise rental income	33,630		65,054
Total revenues	79,841	40,421	152,387	78,446
Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Franchise rental income	0		0
Total revenues	128,924	234,250	303,416	484,060
Service
Disaggregation of Revenue [Line Items]
Revenues	101,805	190,419	243,746	398,267
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	101,805	190,419	243,746	398,267
Product
Disaggregation of Revenue [Line Items]
Revenues	43,983	61,649	89,639	119,240
Product | Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Revenues	16,864	17,818	29,969	33,447
Product | Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Revenues	27,119	43,831	59,670	85,793
Royalties and fees
Disaggregation of Revenue [Line Items]
Revenues	29,347	22,603	57,364	44,999
Royalties and fees | Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Revenues	29,347	22,603	57,364	44,999
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	16,864	17,818	29,969	33,447
Revenue recognized at a point in time | Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Revenues	128,924	234,250	303,416	484,060
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	101,805	190,419	243,746	398,267
Revenue recognized at a point in time | Product | Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Revenues	16,864	17,818	29,969	33,447
Revenue recognized at a point in time | Product | Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Revenues	27,119	43,831	59,670	85,793
Revenue recognized over time | Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Franchise rental income	33,630		65,054
Total revenues	62,977	22,603	122,418	44,999
Revenue recognized over time | Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Franchise rental income	0		0
Total revenues	0	0	0	0
Revenue recognized over time | Royalties and fees | Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Revenues	18,644	14,736	36,235	29,156
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	10,703	7,867	21,129	15,843
Revenue recognized over time | Advertising fund fees | Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Revenues	$ 0	$ 0	$ 0	$ 0