XML 120 R93.htm IDEA: XBRL DOCUMENT v3.21.2
MARKETABLE SECURITIES - Amortized Cost and Fair Value (Details) - USD ($)
$ in Millions
12 Months Ended
Oct. 31, 2021
Nov. 01, 2020
Amortized cost and fair value of marketable securities    
Fair Value $ 728 $ 641
Equity Securities    
Net gain recognized on equity securities 24 8
Less: Net gain on equity securities sold 2 1
Unrealized gains on equity securities 22 7
Equity Securities    
Amortized cost and fair value of marketable securities    
Fair Value 77 64
U.S. Equity Fund    
Amortized cost and fair value of marketable securities    
Fair Value 75 62
International Equity Securities    
Amortized cost and fair value of marketable securities    
Fair Value 2 2
Debt Securities    
Amortized cost and fair value of marketable securities    
Amortized Cost 637 544
Gross Unrealized Gains 23 37
Gross Unrealized Losses 9 4
Fair Value 651 577
U.S. Government Debt Securities    
Amortized cost and fair value of marketable securities    
Amortized Cost 196 159
Gross Unrealized Gains 5 10
Gross Unrealized Losses 3 1
Fair Value 198 168
Municipal Debt Securities    
Amortized cost and fair value of marketable securities    
Amortized Cost 69 63
Gross Unrealized Gains 4 5
Fair Value 73 68
Corporate Debt Securities    
Amortized cost and fair value of marketable securities    
Amortized Cost 215 173
Gross Unrealized Gains 11 15
Gross Unrealized Losses 2  
Fair Value 224 188
International Debt Securities    
Amortized cost and fair value of marketable securities    
Amortized Cost 5 9
Gross Unrealized Losses 3 3
Fair Value 2 6
Mortgage-backed Securities    
Amortized cost and fair value of marketable securities    
Amortized Cost 152 140
Gross Unrealized Gains 3 7
Gross Unrealized Losses 1  
Fair Value $ 154 $ 147