The price paid per share to immediately purchase the targeted number of shares on the date of executing the accelerated share repurchase agreement.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 30
-Section 25
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=6405686&loc=d3e22802-112653

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- Definition

Amount of cash receipt from (payment to) bank; or stock received from (issuance to) bank in the settlement of the accelerated share repurchase agreement.

+ References

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Period Type:	instant

- Definition

Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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- Definition

The number of shares at initial price for accelerated share repurchases.

+ References

No definition available.

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- Definition

The purchase price of accelerated share repurchases.

+ References

No definition available.

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Note 17 - Subsequent Events (Details Textual) - USD ($) $ / shares in Units, $ in Millions			1 Months Ended		9 Months Ended
	Oct. 01, 2020	Jul. 01, 2020	Sep. 30, 2020	Jun. 30, 2020	Sep. 30, 2020
Accelerated Share Repurchases, Initial Price, Shares (in shares)					1,076,565
Share-based Payment Arrangement, Tranche Two [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Requisite Service Period (Year)		1 year
Subsequent Event [Member] \| Share-based Payment Arrangement, Tranche Two [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Requisite Service Period (Year)	1 year
June 2020 Share Repurchase Program [Member]
Accelerated Share Repurchases, Purchase Price			$ 50	$ 50
Accelerated Share Repurchases, Initial Price, Shares (in shares)			41,272
Accelerated Share Repurchases, Initial Price Paid Per Share (in dollars per share)		$ 170.20
June 2020 Share Repurchase Program [Member] \| Subsequent Event [Member]
Accelerated Share Repurchases, Initial Price, Shares (in shares)	215,855
Accelerated Share Repurchases, Initial Price Paid Per Share (in dollars per share)	$ 185.31
Accelerated Share Repurchases, Settlement (Payment) or Receipt	$ 40