REVENUE RECOGNITION: Disaggregation of Revenue by Timing (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2019	Mar. 31, 2018
Disaggregation of Revenue [Line Items]
Total revenues	$ 258,343	$ 305,783	$ 820,849	$ 935,096
Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Total revenues	221,236	272,002	705,296	840,910
Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Total revenues	37,107	33,781	115,553	94,186
Service
Disaggregation of Revenue [Line Items]
Total revenues	181,809	222,022	580,076	680,930
Service | Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Total revenues	181,809	222,022	580,076	680,930
Service | Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Total revenues	0	0	0	0
Product
Disaggregation of Revenue [Line Items]
Total revenues	53,766	64,911	173,006	197,701
Product | Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Total revenues	39,427	49,980	125,220	159,980
Product | Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Total revenues	14,339	14,931	47,786	37,721
Royalties and fees
Disaggregation of Revenue [Line Items]
Total revenues	22,768	18,850	67,767	56,465
Royalties and fees | Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Total revenues	0	0	0	0
Royalties and fees | Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Total revenues	22,768	18,850	67,767	56,465
Revenue recognized at a point in time | Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Total revenues	221,236	272,002	705,296	840,910
Revenue recognized at a point in time | Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Total revenues	14,339	14,931	47,786	37,721
Revenue recognized at a point in time | Service | Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Total revenues	181,809	222,022
Revenue recognized at a point in time | Service | Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Total revenues	0	0
Revenue recognized at a point in time | Product | Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Total revenues	39,427	49,980
Revenue recognized at a point in time | Product | Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Total revenues	14,339	14,931
Revenue recognized over time | Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Total revenues	0	0	0	0
Revenue recognized over time | Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Total revenues	22,768	18,850	67,767	56,465
Revenue recognized over time | Royalties and fees | Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Total revenues	0	0	0	0
Revenue recognized over time | Royalties and fees | Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Total revenues	14,339	12,322	43,495	36,733
Revenue recognized over time | Advertising fund | Operating Segments | Company-owned
Disaggregation of Revenue [Line Items]
Total revenues	0	0	0	0
Revenue recognized over time | Advertising fund | Operating Segments | Franchise
Disaggregation of Revenue [Line Items]
Total revenues	$ 8,429	$ 6,528	$ 24,272	$ 19,732