Supplemental Financial Information

Other Income (Expense), Net



(Millions of dollars)	2017			2016			2015
Losses on debt extinguishment	$	(73	)	$	—		$	—
Share of Vyaire Medical venture results, net of income from transition services agreements	(3		)	—			—
Other equity investment income	3			8			9
Losses on undesignated foreign exchange derivatives, net	(11		)	(3		)	—
Gains on previously held investments	24			—			9
Other	3			7			3
Other (expense) income, net	$	(57	)	$	11		$	21

Additional disclosures regarding the losses recognized on the extinguishment of debt are provided in Note 15. Additional disclosures regarding the Company's divestiture of the Respiratory Solutions business and the Vyaire Medical venture formed with this business are provided in Note 10. The Company recognized an acquisition-date accounting gain related to a previously-held equity method investment in an entity that the Company acquired during the third quarter of fiscal year 2017. The Company also recognized such a gain in 2015, when it acquired another entity in which an equity method investment was held prior to the acquisition date.

Trade Receivables, Net

The amounts recognized in 2017, 2016 and 2015 relating to allowances for doubtful accounts and cash discounts, which are netted against trade receivables, are provided in the following table:



(Millions of dollars)	Allowance for Doubtful Accounts				Allowance for Cash Discounts			Total
Balance at September 30, 2014	$	30			$	12		$	42
Additions charged to costs and expenses	33				47			80
Deductions and other	(11		)	(A)	(50		)	(61		)
Balance at September 30, 2015	$	53			$	9		$	62
Additions charged to costs and expenses	23				37			60
Deductions and other	(14		)	(A)	(40		)	(55		)
Balance at September 30, 2016	$	61			$	6		$	67
Additions charged to costs and expenses	25				43			68
Deductions and other	(32		)	(A)	(45		)	(76		)
Balance at September 30, 2017	$	54			$	4		$	58


(A)	Accounts written off.

Inventories

Inventories at September 30 consisted of:



(Millions of dollars)	2017		2016
Materials	$	313	$	316
Work in process	271		274
Finished products	1,234		1,129
	$	1,818	$	1,719

Property, Plant and Equipment, Net

Property, Plant and Equipment, Net at September 30 consisted of:



(Millions of dollars)	2017		2016
Land	$	146	$	151
Buildings	2,496		2,397
Machinery, equipment and fixtures	6,584		5,749
Leasehold improvements	163		121
	9,389		8,419
Less accumulated depreciation and amortization	4,752		4,518
	$	4,638	$	3,901

The increase in Machinery, equipment and fixtures included $317 million of assets recognized as Property, Plant and Equipment, Net on the Company’s balance sheet, resulting from a modification to the Company's dispensing equipment lease contracts with customers. Additional disclosures regarding this modification are provided in Note 17.