Related Party Transactions (Tables)

9 Months Ended

Jun. 30, 2018

Related Party Transactions [Abstract]

Schedule of Related Party Activity

The fair value of these contingent consideration liabilities was as follows:

	June 30, 2018		September 30, 2017
Due to related party pursuant to contingent consideration obligations:
Current liability	$	9.2	$	12.5
Non-current liability	112.1		127.7
Total fair value	$	121.3	$	140.2

The tables below summarize activity recorded during the respective periods for related party transactions:

	Three Months Ended June 30,				Nine Months Ended June 30,
	2018		2017		2018		2017
Sales to related entities:
TPG portfolio entities	$	0.7	$	0.8	$	3.2	$	2.3
Entities related to members of the Board of Directors	$	—	$	0.1	$	—	$	0.1
Purchases from related entities:
TPG portfolio entities	$	0.1	$	—	$	0.1	$	—
Entities related to members of the Board of Directors	$	3.4	$	0.5	$	9.6	$	1.5

	June 30, 2018		September 30, 2017
Accounts receivable from related entities:
TPG portfolio entities	$	0.5	$	0.7
Accounts payable to related entities:
TPG portfolio entities	$	0.4	$	—
Entities related to members of the Board of Directors	$	0.4	$	0.1