Receivables from customers, net and notes receivable, net (Tables)

12 Months Ended

Sep. 30, 2016

Receivables from customers and notes receivable, net [Abstract]

Allowance for Doubtful Accounts and Notes Receivables [Table Text Block]

Activity in the allowance for doubtful accounts and notes for the years ended September 30, 2016, 2015, and 2014 was as follows:

(in millions)	2016			2015			2014
Balance, beginning of year	$	11.2		$	5.8		$	1.2
Provision for bad debts	4.2			6.0			5.3
Deductions:
Charge-offs	(5.7		)	(0.6		)	(0.7		)
Balance, end of year	$	9.7		$	11.2		$	5.8