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Other Financial Information (Tables)

3 Months Ended

Mar. 31, 2019

Other Financial Information [Abstract]

Total inventory consisted of the following (in millions):



	As of
	March 31, 2019		December 31, 2018
Production and service materials	$	72.6	$	60.6
Finished goods	21.3		21.4
Inventory	$	93.9	$	82.0

Reported as:
Prepaid expenses and other current assets	$	92.4	$	80.6
Other long-term assets	1.5		1.4
Total	$	93.9	$	82.0

Warranties

Changes during the three months ended March 31, 2019 in the Company’s warranty reserve as reported within other accrued liabilities in the Condensed Consolidated Balance Sheets were as follows (in millions):



Balance as of December 31, 2018	$	28.0
Provisions made during the period	8.6
Actual costs incurred during the period	(7.7		)
Balance as of March 31, 2019	$	28.9

Deferred revenue

Details of the Company's deferred revenue, as reported in the Condensed Consolidated Balance Sheets, were as follows (in millions):



	As of
	March 31, 2019			December 31, 2018
Deferred product revenue:
Undelivered product commitments and other product deferrals	$	152.3		$	163.3
Deferred gross product revenue	152.3			163.3
Deferred cost of product revenue	(12.7		)	(18.9		)
Deferred product revenue, net	139.6			144.4
Deferred service revenue	1,091.3			1,069.2
Total	$	1,230.9		$	1,213.6
Reported as:
Current	$	860.1		$	829.3
Long-term	370.8			384.3
Total	$	1,230.9		$	1,213.6

Performance obligation

The following table summarizes the transaction price for contracts that have not yet been recognized as revenue as of March 31, 2019 and when the Company expects to recognize the amounts as revenue (in millions):



	Revenue Recognition Expected by Period
	Total		Less than 1 year		1-3 years		More than 3 years
Product	$	152.3	$	122.8	$	26.0	$	3.5
Service	1,091.3		750.0		285.8		55.5
Total	$	1,243.6	$	872.8	$	311.8	$	59.0

Other income (expense), net

Other income (expense), net, consisted of the following (in millions):



	Three Months Ended March 31,
	2019			2018
Interest income	$	23.5		$	14.9
Interest expense	(24.2		)	(26.0		)
Gain (loss) on investments, net	1.6			(0.5		)
Other	0.9			(2.5		)
Other income (expense), net	$	1.8		$	(14.1	)