INCOME TAXES - Effective Income Tax Rate Reconciliation (Details)	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Provision for income taxes reconciliation
U.S. statutory rate	28.00%	35.00%	35.00%
State income taxes, net of federal income tax benefit	37.60%	6.90%	3.90%
Valuation allowance	1532.30%	73.40%	35.60%
Foreign income taxes at other than U.S. rates	(1.30%)	(3.90%)	(0.30%)
Officer life insurance	(3.20%)	(5.60%)	(5.20%)
Work Opportunity and Welfare-to-Work Tax Credits	43.70%	(19.10%)	(16.90%)
Deferred tax rate remeasurement	296.40%	0.00%	0.00%
FIN48 - Uncertain tax positions	(45.80%)	0.00%	0.00%
Stock-based compensation	(45.40%)	17.90%	0.00%
Other, net	2.00%	6.20%	(2.50%)
Total (as a percent)	1844.30%	110.80%	49.60%