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Equity And Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2022

Equity And Earnings Per Share [Abstract]

IBG LLC Ownership of Member Interests

		IBG, Inc.		Holdings		Total
Ownership %		23.7%		76.3%		100.0%
Membership interests		99,601,921		319,880,492		419,482,413

Earnings Per Share Basic And Diluted

Basic earnings per share is calculated utilizing net income available for common stockholders divided by the weighted average number of shares of Class A and Class B common stock outstanding for that period.

		Three Months Ended June 30,						Six Months Ended June 30,
		2022			2021			2022			2021
		(in millions, except share or per share amounts)
Basic earnings per share
Net income available for common stockholders		$	72		$	92		$	145		$	199
Weighted average shares of common stock outstanding
Class A			98,853,881			91,365,134			98,541,698			91,078,768
Class B			100			100			100			100
			98,853,981			91,365,234			98,541,798			91,078,868
Basic earnings per share		$	0.73		$	1.01		$	1.47		$	2.19

Diluted earnings per share are calculated utilizing the Company’s basic net income available for common stockholders divided by diluted weighted average shares outstanding with no adjustments to net income available to common stockholders for potentially dilutive common shares.

		Three Months Ended June 30,						Six Months Ended June 30,
		2022			2021			2022			2021
		(in millions, except share or per share amounts)
Diluted earnings per share
Net income available for common stockholders		$	72		$	92		$	145		$	199
Weighted average shares of common stock outstanding
Class A
Issued and outstanding			98,853,881			91,365,134			98,541,698			91,078,768
Potentially dilutive common shares
Issuable pursuant to employee stock incentive plans			841,508			833,935			920,069			905,378
Class B			100			100			100			100
			99,695,489			92,199,169			99,461,867			91,984,246
Diluted earnings per share		$	0.72		$	1.00		$	1.46		$	2.17

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- Definition

Tabular disclosure of the ownership of IBG LLC member interests.

+ References

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- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257

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