Related Party Transactions (Tables)

12 Months Ended

Jun. 30, 2017

Inteliquent, Inc [Member]

Revenue and Expense Transactions Recognized

	Year Ended June 30,
	2017		2016		2015
	(in millions)
Revenues	$	7.5	$	6.6	$	6.9
Operating costs	$	2.0	$	2.1	$	1.0