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Consolidated Statement of Changes in Equity (Parentheticals) - $ / shares					12 Months Ended
	Dec. 14, 2021	Sep. 21, 2021	Jun. 29, 2021	Mar. 23, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Statement of Stockholders' Equity [Abstract]
Cash dividends per common share	$ 1.45	$ 1.45	$ 1.45	$ 1.25	$ 5.60	$ 4.83	$ 4.14

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- Definition

Aggregate dividends paid during the period for each share of common stock outstanding.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770

+ Details

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- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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