Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 17
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3367-108585

Name:	us-gaap_PaymentsForRestructuring
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Employee Benefit Plans - Narrative (Details) - Voluntary early retirement and separation programs - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2020	Jun. 30, 2020
Minimum
Restructuring Cost and Reserve [Line Items]
Estimated charge to be recorded		$ 2,700
Maximum
Restructuring Cost and Reserve [Line Items]
Estimated charge to be recorded		$ 3,300
Forecast \| Minimum
Restructuring Cost and Reserve [Line Items]
Anticipated cash payments to participants	$ 500
Forecast \| Maximum
Restructuring Cost and Reserve [Line Items]
Anticipated cash payments to participants	$ 600