Acquisition And Disposal Of Controlling Interest In DNI (Impact Of Reversal On Condensed Consolidated Statement Of Operations) (Details) - USD ($) $ in Thousands		3 Months Ended			9 Months Ended
		Mar. 31, 2019	Mar. 31, 2018	[2]	Mar. 31, 2019	Mar. 31, 2018	[2]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Reversal of intangible asset amortization - decrease depreciation and amortization	[1]	$ 9,881	$ 9,341	[3]	$ 30,528	$ 27,030	[3]
Deferred tax impact related to reversal of intangible asset amortization - decrease income tax benefit	[1]	(2,490)	$ 19,418		1,702	$ 39,757
DNI [Member] | Customer Relationships [Member] | Restatement Adjustment [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Reversal of intangible asset amortization - decrease depreciation and amortization		506			506
Deferred tax impact related to reversal of intangible asset amortization - decrease income tax benefit		142			142
Increase in non-controlling interest		$ 164			$ 164

[1] Refer to Note 2 for discontinued operations disclosures.

[2] Refer to Note 1

[3] Refer to Note 1.