Business Combinations (Tables)

12 Months Ended

Mar. 31, 2013

Business Acquisition [Line Items]

Business Acquisition, Integration, Restructuring and Other Related Costs [Text Block]

	Years Ended March 31,
(In millions)	2013			2012		2011
Operating Expenses
Transaction closing expenses	$	16		$	3	$	22
Restructuring, severance and relocation	31			6		9
Other integration related expenses	25			22		12
Gain on business combination	(81		)	—		—
Total	(9		)	31		43
Other Income: reimbursement of post-acquisition interest expense from former US Oncology shareholders	—			—		(16		)
Interest Expense: bridge loan fees	11			—		25
Total Acquisition Expenses and Related Adjustments	$	2		$	31	$	52

Business Acquisition, Integration, Restructuring and Other Related Costs-By Segment [Table Text Block]

	Years Ended March 31,
(In millions)	2013			2012		2011
Operating Expenses
Distribution Solutions	$	47		$	24	$	41
Technology Solutions	8			6		—
Corporate	(64		)	1		2
Total	(9		)	31		43
Corporate - Other Income	—			—		(16		)
Corporate - Interest Expense	11			—		25
Total Acquisition Expenses and Related Adjustments	$	2		$	31	$	52

PSS World Medical [Member]

Business Acquisition [Line Items]

Fair Value of Assets Acquired and Liabilities Assumed

(In millions)	Amounts Recognized as of Acquisition Date (Provisional)
Current assets, net of cash and cash equivalents acquired	$	706
Goodwill	1,145
Intangible assets	557
Other long-term assets	183
Current liabilities	(376		)
Current portion of long-term debt	(635		)
Other long-term liabilities	(281		)
Net assets acquired, less cash and cash equivalents	$	1,299

Katz Group [Member]

Business Acquisition [Line Items]

Fair Value of Assets Acquired and Liabilities Assumed

(In millions)	Amounts Previously Recognized as of Acquisition Date (Provisional) (1)			Measurement Period Adjustments			Amounts Recognized as of Acquisition Date (Final as Adjusted)
Current assets, net of cash and cash equivalents acquired	$	33		$	(1	)	$	32
Goodwill	506			6			512
Intangible assets	441			1			442
Other long-term assets	15			(1		)	14
Current liabilities	(37		)	1			(36		)
Long-term deferred tax liabilities	(39		)	—			(39		)
Net assets acquired, less cash and cash equivalents	$	919		$	6		$	925

(1) As previously reported in our Form 10-K for the year ended March 31, 2012.

US Oncology Holdings Incorporation [Member]

Business Acquisition [Line Items]

Fair Value of Assets Acquired and Liabilities Assumed

(In millions)	Amounts Previously Recognized as of Acquisition Date (Provisional) (1)			Measurement Period Adjustments			Amounts Recognized as of Acquisition Date (Final as Adjusted)
Current assets, net of cash and cash equivalents acquired	$	662		$	(13	)	$	649
Goodwill	808			20			828
Intangible assets	1,007			(14		)	993
Other long-term assets	354			(6		)	348
Current liabilities	(489		)	(1		)	(490		)
Current portion of long-term debt	(1,735		)	—			(1,735		)
Other long-term liabilities	(338		)	16			(322		)
Other stockholders' equity	(25		)	(2		)	(27		)
Net assets acquired, less cash and cash equivalents	$	244		$	—		$	244

(1) As previously reported in our Form 10-K for the year ended March 31, 2011.