v2.4.0.8
Long-term Debt (Detail) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Debt Instrument [Line Items]    
Face Value $ 20,745 $ 15,665
Notes 0.875 Percent Due September 27th 2013
    
Debt Instrument [Line Items]    
Debt maturity date Sep. 27, 2013 Sep. 27, 2013
Face Value    [1] 1,000
Stated Interest Rate 0.875% 0.875%
Effective Interest Rate 1.00% 1.00%
Notes 2.95 Percent Due June 1st 2014
    
Debt Instrument [Line Items]    
Debt maturity date Jun. 01, 2014 Jun. 01, 2014
Face Value    [1] 2,000
Stated Interest Rate 2.95% 2.95%
Effective Interest Rate 3.049% 3.049%
Notes 1.625 Percent Due September 25th 2015
    
Debt Instrument [Line Items]    
Debt maturity date Sep. 25, 2015 Sep. 25, 2015
Face Value 1,750 1,750
Stated Interest Rate 1.625% 1.625%
Effective Interest Rate 1.795% 1.795%
Notes 2.5 Percent Due February 8th 2016
    
Debt Instrument [Line Items]    
Debt maturity date Feb. 08, 2016 Feb. 08, 2016
Face Value 750 750
Stated Interest Rate 2.50% 2.50%
Effective Interest Rate 2.642% 2.642%
Notes 0.875 Percent Due November 15th 2017
    
Debt Instrument [Line Items]    
Debt maturity date Nov. 15, 2017 Nov. 15, 2017
Face Value 600 600
Stated Interest Rate 0.875% 0.875%
Effective Interest Rate 1.084% 1.084%
Notes 1.0 Percent Due May 1st 2018
    
Debt Instrument [Line Items]    
Debt maturity date May 01, 2018 May 01, 2018
Face Value 450 450
Stated Interest Rate 1.00% 1.00%
Effective Interest Rate 1.106% 1.106%
Notes 1.625 Percent Due December 6th 2018
    
Debt Instrument [Line Items]    
Debt maturity date Dec. 06, 2018 [2] Dec. 06, 2018 [2]
Face Value 1,250 [2]    [1],[2]
Stated Interest Rate 1.625% [2] 1.625% [2]
Effective Interest Rate 1.824% [2] 1.824% [2]
Notes 4.2 Percent Due June 1st 2019
    
Debt Instrument [Line Items]    
Debt maturity date Jun. 01, 2019 Jun. 01, 2019
Face Value 1,000 1,000
Stated Interest Rate 4.20% 4.20%
Effective Interest Rate 4.379% 4.379%
Notes 3.0 Percent Due October 1st 2020
    
Debt Instrument [Line Items]    
Debt maturity date Oct. 01, 2020 Oct. 01, 2020
Face Value 1,000 1,000
Stated Interest Rate 3.00% 3.00%
Effective Interest Rate 3.137% 3.137%
Notes 4.0 Percent Due February 8th 2021
    
Debt Instrument [Line Items]    
Debt maturity date Feb. 08, 2021 Feb. 08, 2021
Face Value 500 500
Stated Interest Rate 4.00% 4.00%
Effective Interest Rate 4.082% 4.082%
Notes 2.125 Percent Due December 6th 2021
    
Debt Instrument [Line Items]    
Debt maturity date Dec. 06, 2021 [3] Dec. 06, 2021 [3]
Face Value 2,396 [3]    [1],[3]
Stated Interest Rate 2.125% [3] 2.125% [3]
Effective Interest Rate 2.233% [3] 2.233% [3]
Notes 2.125 Percent Due November 15th 2022
    
Debt Instrument [Line Items]    
Debt maturity date Nov. 15, 2022 Nov. 15, 2022
Face Value 750 750
Stated Interest Rate 2.125% 2.125%
Effective Interest Rate 2.239% 2.239%
Notes 2.375 Percent Due May 1st 2023
    
Debt Instrument [Line Items]    
Debt maturity date May 01, 2023 May 01, 2023
Face Value 1,000 1,000
Stated Interest Rate 2.375% 2.375%
Effective Interest Rate 2.465% 2.465%
Notes 3.625 Percent Due December 15th 2023
    
Debt Instrument [Line Items]    
Debt maturity date Dec. 15, 2023 [2] Dec. 15, 2023 [2]
Face Value 1,500 [2]    [1],[2]
Stated Interest Rate 3.625% [2] 3.625% [2]
Effective Interest Rate 3.726% [2] 3.726% [2]
Notes 3.125 Percent Due December 6 2028
    
Debt Instrument [Line Items]    
Debt maturity date Dec. 06, 2028 [3] Dec. 06, 2028 [3]
Face Value 2,396 [3]    [1],[3]
Stated Interest Rate 3.125% [3] 3.125% [3]
Effective Interest Rate 3.218% [3] 3.218% [3]
Notes 2.625 Percent Due May 2nd 2033
    
Debt Instrument [Line Items]    
Debt maturity date May 02, 2033 [4] May 02, 2033 [4]
Face Value 753 [4] 715 [4]
Stated Interest Rate 2.625% [4] 2.625% [4]
Effective Interest Rate 2.69% [4] 2.69% [4]
Notes 5.2 Percent Due June 1st 2039
    
Debt Instrument [Line Items]    
Debt maturity date Jun. 01, 2039 Jun. 01, 2039
Face Value 750 750
Stated Interest Rate 5.20% 5.20%
Effective Interest Rate 5.24% 5.24%
Notes 4.5 Percent Due October 1st 2040
    
Debt Instrument [Line Items]    
Debt maturity date Oct. 01, 2040 Oct. 01, 2040
Face Value 1,000 1,000
Stated Interest Rate 4.50% 4.50%
Effective Interest Rate 4.567% 4.567%
Notes 5.3 Percent Due February 8th 2041
    
Debt Instrument [Line Items]    
Debt maturity date Feb. 08, 2041 Feb. 08, 2041
Face Value 1,000 1,000
Stated Interest Rate 5.30% 5.30%
Effective Interest Rate 5.361% 5.361%
Notes 3.5 Percent Due November 15th 2042
    
Debt Instrument [Line Items]    
Debt maturity date Nov. 15, 2042 Nov. 15, 2042
Face Value 900 900
Stated Interest Rate 3.50% 3.50%
Effective Interest Rate 3.571% 3.571%
Notes 3.750 Percent Due May 1st 2043
    
Debt Instrument [Line Items]    
Debt maturity date May 01, 2043 May 01, 2043
Face Value 500 500
Stated Interest Rate 3.75% 3.75%
Effective Interest Rate 3.829% 3.829%
Notes 4.875 Percent Due December 15th 2043
    
Debt Instrument [Line Items]    
Debt maturity date Dec. 15, 2043 [2] Dec. 15, 2043 [2]
Face Value $ 500 [2]    [1],[2]
Stated Interest Rate 4.875% [2] 4.875% [2]
Effective Interest Rate 4.918% [2] 4.918% [2]
[1] Not applicable.
[2] In December 2013, we issued $3.3 billion of debt securities.
[3] In December 2013, we issued €3.5 billion of debt securities.
[4] In April 2013, we issued €550 million of debt securities.