Other Financial Information (Tables)

3 Months Ended

Mar. 31, 2017

Other Financial Information [Abstract]

Total inventory consisted of the following (in millions):



	As of
	March 31, 2017		December 31, 2016
Production and service materials	$	78.4	$	75.6
Finished goods	20.0		19.9
Inventory	$	98.4	$	95.5

Reported as:
Prepaid expenses and other current assets	$	94.8	$	91.4
Other long-term assets	3.6		4.1
Total	$	98.4	$	95.5

Warranties

Changes during the three months ended March 31, 2017 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, 2016	$	41.3
Provisions made during the period	12.3
Actual costs incurred during the period	(8.1		)
Balance as of March 31, 2017	$	45.5

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, 2017			December 31, 2016
Deferred product revenue:
Undelivered product commitments and other product deferrals	$	264.9		$	302.4
Distributor inventory and other sell-through items	68.7			74.2
Deferred gross product revenue	333.6			376.6
Deferred cost of product revenue	(52.3		)	(53.7		)
Deferred product revenue, net	281.3			322.9
Deferred service revenue	1,211.7			1,158.2
Total	$	1,493.0		$	1,481.1
Reported as:
Current	$	992.5		$	1,032.0
Long-term	500.5			449.1
Total	$	1,493.0		$	1,481.1

Other expense, net

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



	Three Months Ended March 31,
	2017			2016
Interest income	$	10.4		$	7.9
Interest expense	(25.3		)	(22.5		)
Gain (loss) on investments, net	1.2			(5.4		)
Other	(2.0		)	(2.2		)
Other expense, net	$	(15.7	)	$	(22.2	)