Schedule II - Valuation and Qualifying Accounts

12 Months Ended

Dec. 31, 2019

SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]

Schedule II - Valuation and Qualifying Accounts

SCHEDULE II – VALUATION AND QUALIFYING ACCOUNTS

(in millions)

			Additions
	Balance at Beginning of Period		Charges to Cost and Expense			Other Additions		(Deductions)				Balance at End of Period
Year ended December 31, 2019
Allowance for doubtful accounts	$	16.3	$	1.7	(a)	$	—	$	(7.9	)	(b)	$	10.1
Allowance for unbilled receivables	22.0		49.7		(a)	—		(40.4		)	(b)	31.3
Valuation allowance for inventory	7.8		2.1		(c)	—		(2.2		)	(d)	7.7
Valuation allowance for deferred tax assets	40.6		8.2		(e)	—		—				48.8
Total	$	86.7	$	61.7		$	—	$	(50.5	)		$	97.9
Year ended December 31, 2018
Allowance for doubtful accounts	$	8.2	$	8.6	(a)	$	—	$	(0.5	)	(b)	$	16.3
Allowance for unbilled receivables	27.2		33.0		(a)	—		(38.2		)	(b)	22.0
Valuation allowance for inventory	7.7		1.1		(c)	—		(1.0		)	(d)	7.8
Valuation allowance for deferred tax assets	40.5		0.1		(e)	—		—				40.6
Total	$	83.6	$	42.8		$	—	$	(39.7	)		$	86.7
Year ended December 31, 2017
Allowance for doubtful accounts	$	8.4	$	2.6	(a)	$	—	$	(2.8	)	(b)	$	8.2
Allowance for unbilled receivables	9.5		22.3		(a)	—		(4.6		)	(b)	27.2
Valuation allowance for inventory	3.5		6.2		(c)	—		(2.0		)	(d)	7.7
Valuation allowance for deferred tax assets	21.4		19.1		(e)	—		—				40.5
Total	$	42.8	$	50.2		$	—	$	(9.4	)		$	83.6

(a) Provisions for receivables.

(b) Write-offs of and reversals for receivables.

(c) Provisions for obsolete inventory and other adjustments to net realizable value.

(d) Inventory write-offs.

(e)

Additions related to federal, foreign, and state attributes.