INCOME TAXES (Narrative) (Details) - USD ($) $ in Millions		6 Months Ended	12 Months Ended
	Dec. 22, 2017	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2020
Operating Loss Carryforwards [Line Items]
Effective tax rates	35.00%	21.00%	21.00%	28.00%	35.00%
Gross unrecognized tax benefits		$ 3.0	$ 15.7	$ 3.0	$ 0.2
Provisional amount as a deferred tax liability for additional estimated tax			0.8
Net operating loss carryforward balance			874.2
Scenario, Forecast [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carryforward balance						$ 169.4
Foreign Tax Authority [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carryforward balance			345.9
Federal [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carryforward balance			1,234.5
Offset profitability carryforwards			406.9
State and Local Jurisdiction [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carryforward balance			34.2
Current annual net operating loss usage			$ 32.1