Receivables (Tables)

3 Months Ended

Dec. 31, 2016

Receivables [Abstract]

Schedule of receivables

Receivables consisted of the following (in millions):

	December 31,			September 30,
	2016			2016
U.S. government:
Amounts billed	$	50.8		$	49.0
Costs and profits not billed	65.5			55.3
	116.3			104.3
Other trade receivables	545.9			881.8
Finance receivables	46.3			7.6
Notes receivable	35.1			36.1
Other receivables	33.0			38.6
	776.6			1,068.4
Less allowance for doubtful accounts	(20.2		)	(21.2		)
	$	756.4		$	1,047.2

Classification of receivables in the consolidated balance sheets

Classification of receivables in the Condensed Consolidated Balance Sheets consisted of the following (in millions):

	December 31,		September 30,
	2016		2016
Current receivables	$	699.0	$	1,021.9
Long-term receivables (included in “Other long-term assets”)	57.4		25.3
	$	756.4	$	1,047.2

Schedule of finance and notes receivable aging and accrual status

Finance and notes receivable aging and accrual status consisted of the following (in millions):

	Finance Receivables						Notes Receivable
	December 31, 2016			September 30, 2016			December 31, 2016			September 30, 2016
Aging of receivables that are past due:
Greater than 30 days and less than 60 days	$	—		$	—		$	—		$	—
Greater than 60 days and less than 90 days	—			—			—			—
Greater than 90 days	2.6			2.9			0.2			—
Receivables on nonaccrual status	4.4			4.5			23.4			25.1
Receivables past due 90 days or more and still accruing	—			—			—			—
Receivables subject to general reserves	41.9			3.1			—			—
Allowance for doubtful accounts	(0.7		)	(0.1		)	—			—
Receivables subject to specific reserves	4.4			4.5			35.1			36.1
Allowance for doubtful accounts	(1.4		)	(0.9		)	(11.6		)	(13.0		)

Schedule of allowance for doubtful accounts

Changes in the Company’s allowance for doubtful accounts by type of receivable were as follows (in millions):

	Three Months Ended December 31, 2016
	Finance Receivables		Notes Receivable			Trade and Other Receivables			Total
Allowance for doubtful accounts at beginning of period	$	1.0	$	13.0		$	7.2		$	21.2
Provision for doubtful accounts, net of recoveries	1.1		(0.6		)	(0.5		)	—
Charge-off of accounts	—		(0.1		)	(0.2		)	(0.3		)
Foreign currency translation	—		(0.7		)	—			(0.7		)
Allowance for doubtful accounts at end of period	$	2.1	$	11.6		$	6.5		$	20.2

	Three Months Ended December 31, 2015
	Finance Receivables		Notes Receivables			Trade and Other Receivables			Total
Allowance for doubtful accounts at beginning of period	$	0.1	$	12.7		$	7.5		$	20.3
Provision for doubtful accounts, net of recoveries	—		0.2			(1.1		)	(0.9		)
Charge-off of accounts	—		—			(0.3		)	(0.3		)
Foreign currency translation	—		(0.3		)	—			(0.3		)
Allowance for doubtful accounts at end of period	$	0.1	$	12.6		$	6.1		$	18.8