Acquisitions and Divestitures (Tables)

6 Months Ended

Jun. 30, 2022

Business Combinations [Abstract]

Schedule of Selected Financial Information

The following selected financial information relates to the operations of Willis Re for the periods presented:

	Three Months Ended  June 30,						Six Months Ended  June 30,
	2022			2021			2022			2021
Revenue from discontinued operations	$	12		$	195		$	40		$	557
Costs of providing services
Salaries and benefits		2			90			8			194
Other operating expenses		1			14			1			31
Amortization		—			1			—			1
Total costs of providing services		3			105			9			226
Other income, net		—			—			—			1
Income from discontinued operations before income taxes		9			90			31			332
Adjustment to gain on disposal of Willis Re		(61	)		—			(63	)		—
Benefit from/(provision for) income taxes		5			(21	)		2			(73	)
Net income receivable/(payable) to Gallagher on Deferred    Closing		1			—			(5	)		—
(Loss)/income from discontinued operations, net of tax	$	(46	)	$	69		$	(35	)	$	259