XML 15 R4.htm IDEA: XBRL DOCUMENT v3.20.2
CONDENSED CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (LOSS) (Unaudited) (Parenthetical) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Jul. 31, 2020
Jul. 31, 2019
Jul. 31, 2020
Jul. 31, 2019
Other comprehensive income (loss), tax, parenthetical disclosures        
Unrealized gain (loss) on derivative instruments, tax $ (2) $ 1 $ (2) $ 0
Amounts reclassified into earnings related to derivative instruments, tax 0 (1) 0 (2)
Foreign currency translation, tax 0 (1) 0 (10)
Net defined benefit pension cost and post retirement plan costs, tax        
Change in actuarial net loss, tax 4 5 9 11
Change in net prior service benefit, tax $ (1) $ 0 $ (1) $ (1)