Consolidated Financial Statement Details (Tables)



	December 31,
	2018		2017
Inventory:
Raw materials	$	164.1	$	80.9
Work-in-process	40.0		19.7
Finished goods	204.9		140.6
Total inventory	$	409.0	$	241.2

Property, plant, and equipment are stated at cost, net of accumulated depreciation. Depreciation is computed on a straight-line basis over the estimated useful lives of the assets generally as follows:



	Useful Lives
Building	Up to 30 years
Building improvements	Up to 15 years
Leasehold improvements	Lesser of useful life or term of lease
Equipment and furniture	5 years
Operating lease assets	Greater of lease term or 1 to 5 years
Computer and office equipment	3 years
Enterprise-wide software	5 years
Purchased software	Lesser of 3 years or life of license



	December 31,
	2018			2017
Property, plant, and equipment, net:
Land	$	184.6		$	174.8
Building and building/leasehold improvements	266.2			230.5
Machinery and equipment	280.1			224.8
Operating lease assets	150.2			66.1
Computer and office equipment	52.6			44.8
Capitalized software	157.8			135.6
Construction-in-process	156.7			83.5
Gross property, plant, and equipment	1,248.2			960.1
Less: Accumulated depreciation*	(436.2		)	(347.0		)
Total property, plant, and equipment, net	$	812.0		$	613.1

*Accumulated depreciation associated with operating lease assets	$	(32.1	)	$	(13.8	)



	December 31,
	2018		2017
Other accrued liabilities—short-term:
Taxes payable	$	39.1	$	63.1
Litigation related accruals	55.0		13.8
Other accrued liabilities	137.7		92.0
Total other accrued liabilities—short-term	$	231.8	$	168.9



	December 31,
	2018		2017
Other long-term liabilities:
Income taxes—long-term	$	270.2	$	286.8
Deferred revenue—long-term	33.0		24.8
Other long-term liabilities	35.4		22.0
Total other long-term liabilities	$	338.6	$	333.6

The following table provides supplemental cash flow information (in millions):



	Years Ended December 31,
	2018		2017		2016
Income taxes paid	$	179.2	$	147.5	$	138.4
Supplemental non-cash investing activities:
Equipment transfers from inventory to property, plant, and equipment	$	125.7	$	65.8	$	39.3
Deferred payments related to business combinations	$	16.7	$	—	$	—