Intangible Assets

6 Months Ended

Dec. 31, 2015

Intangible Assets Net Excluding Goodwill [Abstract]

Intangible Assets

(4) INTANGIBLE ASSETS

Identifiable acquisition-related intangible assets as of December 31, 2015 and June 30, 2015 were as follows:

	Gross Carrying Amount		Accumulated Amortization		Net
	(in millions)
December 31, 2015
Finite-Lived Intangible Assets
Customer relationships	$	1,102.3	$	(191.1)	$	911.2
Trade names		0.2		(0.2)		—
Underlying rights		1.7		(0.3)		1.4
Total		1,104.2		(191.6)		912.6
Indefinite-Lived Intangible Assets
Certifications		3.5		—		3.5
Underlying Rights		16.9		—		16.9
Total	$	1,124.6	$	(191.6)	$	933.0
June 30, 2015
Finite-Lived Intangible Assets
Customer relationships	$	1,080.3	$	(155.0)	$	925.3
Trade names		0.2		(0.1)		0.1
Underlying rights		1.7		(0.2)		1.5
Total		1,082.2		(155.3)		926.9
Indefinite-Lived Intangible Assets
Certifications		3.5		—		3.5
Underlying Rights		17.9		—		17.9
Total	$	1,103.6	$	(155.3)	$	948.3