Consolidated Balance Sheets (USD $) In Millions, unless otherwise specified	Mar. 31, 2015	Mar. 31, 2014
Current Assets
Cash and cash equivalents	$ 5,341	$ 4,193
Receivables, net	15,914	13,780
Inventories, net	14,296	12,986
Prepaid expenses and other	1,119	1,877
Total Current Assets	36,670	32,836
Property, Plant and Equipment, Net	2,045	2,196
Goodwill, beginning balance	9,817	9,927
Intangible Assets, Net	3,441	4,871
Other Assets	1,897	1,929
Total Assets	53,870	51,759
Current Liabilities
Drafts and accounts payable	25,166	21,128
Short-term borrowings	135	248
Deferred revenue	1,078	1,236
Deferred tax liabilities	1,820	1,588
Current portion of long-term debt	1,529	1,417
Other accrued liabilities	3,769	3,998
Total Current Liabilities	33,497	29,615
Long-Term Debt	8,180	8,929
Other Noncurrent Liabilities	2,722	2,897
Other Commitments and Contingent Liabilities
Redeemable Noncontrolling Interests	1,386	0
Stockholders' Equity
Preferred stock, $0.01 par value, 100 shares authorized, no shares issued or outstanding	0	0
Common stock, $0.01 par value, 800 shares authorized at March 31, 2015 and 2014, 384 and 381 shares issued at March 31, 2015 and 2014	4	4
Additional Paid-in Capital	6,968	6,552
Retained Earnings	12,705	11,453
Accumulated Other Comprehensive Income (Loss)	(1,713)	(3)
Other	(7)	23
Treasury Shares, at Cost, 152 and 150 at March 31, 2015 and 2014	(9,956)	(9,507)
Total McKesson Stockholders' Equity	8,001	8,522
Noncontrolling Interests	84	1,796
Total Equity	8,085	10,318
Total Liabilities and Stockholders' Equity	$ 53,870	$ 51,759