REVENUE RECOGNITION - Impact on Statement of Operations (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended								12 Months Ended
	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2019		Jun. 30, 2018		Jun. 30, 2017
Revenues:
Revenues	$ 248,190	$ 258,343	$ 274,671	$ 287,835	$ 300,383	$ 305,783	$ 313,849	$ 315,464	$ 1,069,039		$ 1,235,479		$ 1,292,800
Operating expenses:
Cost of service									452,827		530,582		610,384
Cost of product									128,816		140,623		126,297
Site operating expenses									141,031		154,067		153,668
General and administrative									177,004		174,045		157,335
Rent									131,816		183,096		180,478
Depreciation and amortization									37,848		58,205		52,088
Total operating expenses									1,091,158		1,240,618		1,280,250
Operating (loss) income	(1,835)	(22,162)	(1,551)	3,429	13,401	4,339	(38,479)	15,600	(22,119)		(5,139)		12,550
Other (expense) income:
Interest expense									(4,795)		(10,492)		(8,584)
Gain on sale of salon assets to franchisees									2,918		241		492
Interest income and other, net									1,729		5,199		1,471
Loss from continuing operations before income taxes									(22,267)		(10,191)		5,929
Income tax benefit (expense)									2,145		69,812		(9,224)
Income (loss) from continuing operations	(5,265)	(14,811)	417	(463)	5,499	3,585	42,092	8,445	(20,122)		59,621		(3,295)
Income (loss) from discontinued operations, net of income taxes	(131)	178	6,113	(264)	(2,212)	(10,605)	(6,601)	(33,767)	5,896		(53,185)		(15,244)
Net (loss) income	$ (5,396)	$ (14,633)	$ 6,530	$ (727)	$ 3,287	$ (7,020)	$ 35,491	$ (25,322)	$ (14,226)		$ 6,436		$ (18,539)
Basic:
Income from continuing operations (in dollars per share)	$ (0.14)	$ (0.37)	$ 0.01	$ (0.01)	$ 0.12	$ 0.08	$ 0.90	$ 0.18	$ (0.48)		$ 1.28		$ (0.07)
Loss from discontinued operations (in dollars per share)	0	0	0.14	(0.01)	(0.05)	(0.23)	(0.14)	(0.72)	0.14		(1.14)		(0.33)
Net (loss) income per share, basic (in dollars per share)	(0.14)	(0.36)	0.15	(0.02)	0.07	(0.15)	0.76	(0.54)	(0.34)	[1]	0.14	[1]	(0.40)	[1]
Diluted:
Income from continuing operations (in dollars per share)	(0.14)	(0.37)	0.01	(0.01)	0.12	0.08	0.89	0.18	(0.48)		1.27		(0.07)
Loss from discontinued operations (in dollars per share)											(1.13)
Net (loss) income per share, diluted (in dollars per share)	$ (0.14)	$ (0.36)	$ 0.15	$ (0.02)	$ 0.07	$ (0.15)	$ 0.75	$ (0.54)	$ (0.34)	[1]	$ 0.14	[1]	$ (0.40)	[1]
Weighted average common and common equivalent shares outstanding:
Basic (in shares)									41,829		46,517		46,359
Diluted (in shares)									41,829		47,035		46,359
Service
Revenues:
Revenues									$ 749,660		$ 899,345		$ 960,781
Product
Revenues:
Revenues									225,618		258,740		259,931
Royalties and fees
Revenues:
Revenues									$ 93,761		77,394		$ 72,088
Previously Reported
Revenues:
Revenues											1,214,074
Operating expenses:
Cost of service											530,582
Cost of product											140,623
Site operating expenses											127,249
General and administrative											174,045
Rent											183,096
Depreciation and amortization											58,205
Total operating expenses											1,213,800
Operating (loss) income											274
Other (expense) income:
Interest expense											(10,492)
Gain on sale of salon assets to franchisees											241
Interest income and other, net											6,429
Loss from continuing operations before income taxes											(3,548)
Income tax benefit (expense)											65,434
Income (loss) from continuing operations											61,886
Income (loss) from discontinued operations, net of income taxes											(53,185)
Net (loss) income											$ 8,701
Basic:
Income from continuing operations (in dollars per share)											$ 1.33
Loss from discontinued operations (in dollars per share)											(1.14)
Net (loss) income per share, basic (in dollars per share)											0.19
Diluted:
Income from continuing operations (in dollars per share)											1.32
Loss from discontinued operations (in dollars per share)											(1.13)
Net (loss) income per share, diluted (in dollars per share)											$ 0.18
Previously Reported | Service
Revenues:
Revenues											$ 899,051
Previously Reported | Product
Revenues:
Revenues											258,666
Previously Reported | Royalties and fees
Revenues:
Revenues											56,357
Restatement Adjustment | Franchise Fees
Revenues:
Revenues											(5,781)
Operating expenses:
Cost of service											0
Cost of product											0
Site operating expenses											0
General and administrative											0
Rent											0
Depreciation and amortization											0
Total operating expenses											0
Operating (loss) income											(5,781)
Other (expense) income:
Interest expense											0
Gain on sale of salon assets to franchisees											0
Interest income and other, net											0
Loss from continuing operations before income taxes											(5,781)
Income tax benefit (expense)											0
Income (loss) from continuing operations											(5,781)
Income (loss) from discontinued operations, net of income taxes											0
Net (loss) income											$ (5,781)
Basic:
Income from continuing operations (in dollars per share)											$ (0.12)
Loss from discontinued operations (in dollars per share)											0.00
Net (loss) income per share, basic (in dollars per share)											(0.12)
Diluted:
Income from continuing operations (in dollars per share)											(0.12)
Loss from discontinued operations (in dollars per share)											0.00
Net (loss) income per share, diluted (in dollars per share)											$ (0.12)
Restatement Adjustment | Franchise Fees | Service
Revenues:
Revenues											$ 0
Restatement Adjustment | Franchise Fees | Product
Revenues:
Revenues											0
Restatement Adjustment | Franchise Fees | Royalties and fees
Revenues:
Revenues											(5,781)
Restatement Adjustment | Advertising Funds
Revenues:
Revenues											26,818
Operating expenses:
Cost of service											0
Cost of product											0
Site operating expenses											26,818
General and administrative											0
Rent											0
Depreciation and amortization											0
Total operating expenses											26,818
Operating (loss) income											0
Other (expense) income:
Interest expense											0
Gain on sale of salon assets to franchisees											0
Interest income and other, net											0
Loss from continuing operations before income taxes											0
Income tax benefit (expense)											0
Income (loss) from continuing operations											0
Income (loss) from discontinued operations, net of income taxes											0
Net (loss) income											$ 0
Basic:
Income from continuing operations (in dollars per share)											$ 0.00
Loss from discontinued operations (in dollars per share)											0.00
Net (loss) income per share, basic (in dollars per share)											0.00
Diluted:
Income from continuing operations (in dollars per share)											0.00
Loss from discontinued operations (in dollars per share)											0.00
Net (loss) income per share, diluted (in dollars per share)											$ 0.00
Restatement Adjustment | Advertising Funds | Service
Revenues:
Revenues											$ 0
Restatement Adjustment | Advertising Funds | Product
Revenues:
Revenues											0
Restatement Adjustment | Advertising Funds | Royalties and fees
Revenues:
Revenues											26,818
Restatement Adjustment | Gift Card Breakage
Revenues:
Revenues											368
Operating expenses:
Cost of service											0
Cost of product											0
Site operating expenses											0
General and administrative											0
Rent											0
Depreciation and amortization											0
Total operating expenses											0
Operating (loss) income											368
Other (expense) income:
Interest expense											0
Gain on sale of salon assets to franchisees											0
Interest income and other, net											(1,230)
Loss from continuing operations before income taxes											(862)
Income tax benefit (expense)											0
Income (loss) from continuing operations											(862)
Income (loss) from discontinued operations, net of income taxes											0
Net (loss) income											$ (862)
Basic:
Income from continuing operations (in dollars per share)											$ (0.02)
Loss from discontinued operations (in dollars per share)											0.00
Net (loss) income per share, basic (in dollars per share)											(0.02)
Diluted:
Income from continuing operations (in dollars per share)											(0.02)
Loss from discontinued operations (in dollars per share)											0.00
Net (loss) income per share, diluted (in dollars per share)											$ (0.02)
Restatement Adjustment | Gift Card Breakage | Service
Revenues:
Revenues											$ 294
Restatement Adjustment | Gift Card Breakage | Product
Revenues:
Revenues											74
Restatement Adjustment | Gift Card Breakage | Royalties and fees
Revenues:
Revenues											0
Restatement Adjustment | Taxes
Revenues:
Revenues											0
Operating expenses:
Cost of service											0
Cost of product											0
Site operating expenses											0
General and administrative											0
Rent											0
Depreciation and amortization											0
Total operating expenses											0
Operating (loss) income											0
Other (expense) income:
Interest expense											0
Gain on sale of salon assets to franchisees											0
Interest income and other, net											0
Loss from continuing operations before income taxes											0
Income tax benefit (expense)											4,378
Income (loss) from continuing operations											4,378
Income (loss) from discontinued operations, net of income taxes											0
Net (loss) income											$ 4,378
Basic:
Income from continuing operations (in dollars per share)											$ 0.09
Loss from discontinued operations (in dollars per share)											0.00
Net (loss) income per share, basic (in dollars per share)											0.09
Diluted:
Income from continuing operations (in dollars per share)											0.09
Loss from discontinued operations (in dollars per share)											0.00
Net (loss) income per share, diluted (in dollars per share)											$ 0.09
Restatement Adjustment | Taxes | Service
Revenues:
Revenues											$ 0
Restatement Adjustment | Taxes | Product
Revenues:
Revenues											0
Restatement Adjustment | Taxes | Royalties and fees
Revenues:
Revenues											$ 0

[1] Total is a recalculation; line items calculated individually may not sum to total due to rounding.