Goodwill and Intangible Assets (Tables)

12 Months Ended

Mar. 31, 2014

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of goodwill

The following table summarizes “Goodwill” (in millions) for the years ended March 31, 2014 and 2013.

	Gross Carrying Amount		Accumulated Impairment			Net Carrying Value
North America	$	1,148	$	(860	)	$	288
Europe	511		(330		)	181
South America	292		(150		)	142
	$	1,951	$	(1,340	)	$	611

Schedule of intangible assets, net

The components of “Intangible assets, net” are as follows (in millions).

	March 31, 2014								March 31, 2013
	Weighted Average Life	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Tradenames	20 years	$	142	$	(49	)	$	93	$	138	$	(41	)	$	97
Technology and software	12 years	335		(129		)	206		284		(102		)	182
Customer-related intangible assets	20 years	470		(160		)	310		460		(134		)	326
Favorable energy supply contract	9.5 years	124		(93		)	31		124		(80		)	44
	16.3 years	$	1,071	$	(431	)	$	640	$	1,006	$	(357	)	$	649

Schedule of amortization expense

Amortization expense related to “Intangible assets, net” is as follows (in millions):

	Year Ended March 31,
	2014			2013			2012
Total Amortization expense related to intangible assets	$	67		$	63		$	59
Less: Amortization expense related to intangible assets included in “Cost of goods sold (exclusive of depreciation and amortization)” (A)	(12		)	(13		)	(13		)
Amortization expense related to intangible assets included in “Depreciation and amortization”	$	55		$	50		$	46

(A) Relates to amortization of favorable energy supply contract.

Schedule of finite-lived intangible assets, future amortization expense

Estimated total amortization expense related to “Intangible assets, net” for each of the five succeeding fiscal years is as follows (in millions). Actual amounts may differ from these estimates due to such factors as customer turnover, raw material consumption patterns, impairments, additional intangible asset acquisitions and other events.

Fiscal Year Ending March 31,
2015	$	70
2016	70
2017	66
2018	59
2019	59