RELATED PARTY TRANSACTIONS (Tables)

12 Months Ended

Jun. 30, 2018

Inteliquent, Inc [Member]

Revenue and Expense Transactions Recognized

	Year Ended June 30,
	2018		2017		2016
	(in millions)
Revenues	$	7.4	$	7.5	$	6.6
Operating costs	$	2.7	$	2.0	$	2.1