XML 52 R41.htm IDEA: XBRL DOCUMENT v3.19.2

OVERVIEW, BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($) $ in Millions	Jul. 31, 2019	Oct. 31, 2018
Fair Value of Financial Instruments
Fair value of senior notes in excess of carrying value	$ 53
Fair value of senior notes lower than carrying value		$ 15

X

- Definition

Amount of fair value of long term debt is lower than of carrying value.

+ References

No definition available.

+ Details

Name:	a_Fairvaluelowerthancarryingvalue
Namespace Prefix:	a_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount of fair value of long term debt in excess of carrying value.

+ References

No definition available.

+ Details

Name:	a_Fairvalueoflongtermdebtinexcessofcarryingvalue
Namespace Prefix:	a_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	us-gaap_FairValueDisclosuresAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration