Quarterly report pursuant to Section 13 or 15(d)

Borrowings, Long-term Debt (Details)

v3.20.1
Borrowings, Long-term Debt (Details) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Mar. 28, 2020
Dec. 28, 2019
Debt Instrument [Line Items]    
Amount $ 38,572 $ 28,751
Unamortized Premium/Discount and Issuance Costs (379) (529)
Long-term debt 39,919 29,003
Current portion of long-term debt (3,464) (3,695)
Total long-term debt 36,455 25,308
Notional amount 42,624 40,036
Fair Value Hedging | Interest Rate Swap    
Debt Instrument [Line Items]    
Hedge Accounting Fair Value Adjustments $ 1,726 781
Floating-rate senior notes: Three-month LIBOR plus 0.08%, due May 2020    
Debt Instrument [Line Items]    
Effective Interest Rate 1.93%  
Amount $ 700 700
Floating-rate senior notes: Three-month LIBOR plus 0.08%, due May 2020 | LIBOR    
Debt Instrument [Line Items]    
Variable rate 0.08%  
Floating-rate senior notes: Three-month LIBOR plus 0.35%, due May 2022    
Debt Instrument [Line Items]    
Effective Interest Rate 2.19%  
Amount $ 800 800
Floating-rate senior notes: Three-month LIBOR plus 0.35%, due May 2022 | LIBOR    
Debt Instrument [Line Items]    
Variable rate 0.35%  
1.85%, due May 2020    
Debt Instrument [Line Items]    
Interest rate 1.85%  
Effective Interest Rate 1.88%  
Amount $ 1,000 1,000
2.45%, due July 2020    
Debt Instrument [Line Items]    
Interest rate 2.45%  
Effective Interest Rate 2.47%  
Amount $ 1,750 1,750
1.70%, due May 2021    
Debt Instrument [Line Items]    
Interest rate 1.70%  
Effective Interest Rate 1.77%  
Amount $ 500 500
3.30%, due October 2021    
Debt Instrument [Line Items]    
Interest rate 3.30%  
Effective Interest Rate 2.96%  
Amount $ 2,000 2,000
2.35%, due May 2022    
Debt Instrument [Line Items]    
Interest rate 2.35%  
Effective Interest Rate 1.95%  
Amount $ 750 750
3.10%, due July 2022    
Debt Instrument [Line Items]    
Interest rate 3.10%  
Effective Interest Rate 2.68%  
Amount $ 1,000 1,000
4.00%, due December 2022¹    
Debt Instrument [Line Items]    
Interest rate 4.00%  
Effective Interest Rate 3.61%  
Amount $ 325 382
4.00%, due December 2022¹ | Cross Currency Interest Rate Contract    
Debt Instrument [Line Items]    
Notional amount $ 396  
2.70%, due December 2022    
Debt Instrument [Line Items]    
Interest rate 2.70%  
Effective Interest Rate 2.27%  
Amount $ 1,500 1,500
4.10%, due November 2023    
Debt Instrument [Line Items]    
Interest rate 4.10%  
Effective Interest Rate 3.20%  
Amount $ 400 400
2.88%, due May 2024    
Debt Instrument [Line Items]    
Interest rate 2.88%  
Effective Interest Rate 2.30%  
Amount $ 1,250 1,250
2.70%, due June 2024    
Debt Instrument [Line Items]    
Interest rate 2.70%  
Effective Interest Rate 2.12%  
Amount $ 600 600
3.40%, due March 2025    
Debt Instrument [Line Items]    
Interest rate 3.40%  
Effective Interest Rate 3.46%  
Amount $ 1,500 0
3.70%, due July 2025    
Debt Instrument [Line Items]    
Interest rate 3.70%  
Effective Interest Rate 3.81%  
Amount $ 2,250 2,250
2.60%, due May 2026    
Debt Instrument [Line Items]    
Interest rate 2.60%  
Effective Interest Rate 2.28%  
Amount $ 1,000 1,000
3.75%, due March 2027    
Debt Instrument [Line Items]    
Interest rate 3.75%  
Effective Interest Rate 3.80%  
Amount $ 1,000 0
3.15%, due May 2027    
Debt Instrument [Line Items]    
Interest rate 3.15%  
Effective Interest Rate 2.84%  
Amount $ 1,000 1,000
2.45%, due November 2029    
Debt Instrument [Line Items]    
Interest rate 2.45%  
Effective Interest Rate 2.45%  
Amount $ 2,000 1,250
3.90%, due March 2030    
Debt Instrument [Line Items]    
Interest rate 3.90%  
Effective Interest Rate 3.94%  
Amount $ 1,500 0
4.00%, due December 2032    
Debt Instrument [Line Items]    
Interest rate 4.00%  
Effective Interest Rate 2.82%  
Amount $ 750 750
4.60%, due March 2040    
Debt Instrument [Line Items]    
Interest rate 4.60%  
Effective Interest Rate 4.63%  
Amount $ 750 0
4.60%, due March 2040    
Debt Instrument [Line Items]    
Interest rate 4.80%  
Effective Interest Rate 3.75%  
Amount $ 802 802
4.25%, due December 2042    
Debt Instrument [Line Items]    
Interest rate 4.25%  
Effective Interest Rate 3.00%  
Amount $ 567 567
4.90%, due July 2045    
Debt Instrument [Line Items]    
Interest rate 4.90%  
Effective Interest Rate 3.78%  
Amount $ 772 772
4.10%, due May 2046    
Debt Instrument [Line Items]    
Interest rate 4.10%  
Effective Interest Rate 3.04%  
Amount $ 1,250 1,250
4.10%, due May 2047    
Debt Instrument [Line Items]    
Interest rate 4.10%  
Effective Interest Rate 3.00%  
Amount $ 1,000 1,000
4.10%, due August 2047    
Debt Instrument [Line Items]    
Interest rate 4.10%  
Effective Interest Rate 2.58%  
Amount $ 640 640
3.73%, due December 2047    
Debt Instrument [Line Items]    
Interest rate 3.73%  
Effective Interest Rate 3.30%  
Amount $ 1,967 1,967
3.25%, due November 2049    
Debt Instrument [Line Items]    
Interest rate 3.25%  
Effective Interest Rate 3.22%  
Amount $ 2,000 1,500
4.75%, due March 2050    
Debt Instrument [Line Items]    
Interest rate 4.75%  
Effective Interest Rate 4.77%  
Amount $ 2,250 0
3.10%, due February 2060    
Debt Instrument [Line Items]    
Interest rate 3.10%  
Effective Interest Rate 3.12%  
Amount $ 1,000 0
4.95%, due March 2060    
Debt Instrument [Line Items]    
Interest rate 4.95%  
Effective Interest Rate 5.02%  
Amount $ 1,000 0
2.40%-2.70%, due December 2035 - 2040    
Debt Instrument [Line Items]    
Effective Interest Rate 2.49%  
Amount $ 423 423
2.40%-2.70%, due December 2035 - 2040 | Minimum    
Debt Instrument [Line Items]    
Interest rate 2.40%  
2.40%-2.70%, due December 2035 - 2040 | Maximum    
Debt Instrument [Line Items]    
Interest rate 2.70%  
5.00%, due March 2049    
Debt Instrument [Line Items]    
Interest rate 5.00%  
Effective Interest Rate 2.11%  
Amount $ 138 138
5.00%, due June 2049    
Debt Instrument [Line Items]    
Interest rate 5.00%  
Effective Interest Rate 2.13%  
Amount $ 438 438
3.25%, due August 2039    
Debt Instrument [Line Items]    
Interest rate 3.25%  
Effective Interest Rate 0.00%  
Junior Subordinated Convertible Debentures $ 0 $ 372