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Dividends Declared Per Share (Detail) - $ / shares	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Dividends Payable [Line Items]
Dividend Amount	$ 0.39	$ 0.38	$ 0.78	$ 0.76
Group One
Dividends Payable [Line Items]
Declaration Date			Jul. 27, 2022
Date Paid (Payable)			Aug. 27, 2022
Shareholder of Record Date			Aug. 12, 2022
Dividend Amount			$ 0.39
Group Two
Dividends Payable [Line Items]
Declaration Date			Apr. 27, 2022
Date Paid (Payable)			May 27, 2022
Shareholder of Record Date			May 13, 2022
Dividend Amount			$ 0.39
Group Three
Dividends Payable [Line Items]
Declaration Date			Jan. 26, 2022
Date Paid (Payable)			Feb. 25, 2022
Shareholder of Record Date			Feb. 11, 2022
Dividend Amount			$ 0.39
Group Four
Dividends Payable [Line Items]
Declaration Date			Oct. 27, 2021
Date Paid (Payable)			Nov. 29, 2021
Shareholder of Record Date			Nov. 15, 2021
Dividend Amount			$ 0.38
Group Five
Dividends Payable [Line Items]
Declaration Date			Jul. 28, 2021
Date Paid (Payable)			Aug. 27, 2021
Shareholder of Record Date			Aug. 13, 2021
Dividend Amount			$ 0.38
Group Six
Dividends Payable [Line Items]
Declaration Date			Apr. 28, 2021
Date Paid (Payable)			May 28, 2021
Shareholder of Record Date			May 14, 2021
Dividend Amount			$ 0.38
Group Seven
Dividends Payable [Line Items]
Declaration Date			Jan. 27, 2021
Date Paid (Payable)			Feb. 26, 2021
Shareholder of Record Date			Feb. 12, 2021
Dividend Amount			$ 0.38

X

- Definition

Aggregate dividends declared 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 https://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770

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- Definition

Date the declared dividend will be paid, in YYYY-MM-DD format.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4304-108586

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- Definition

Date the dividend to be paid was declared, in YYYY-MM-DD format.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
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Date the holder must own the stock to be entitled to the dividend, in YYYY-MM-DD format.

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