Restructuring Costs (Tables)

6 Months Ended

Jun. 30, 2019

Restructuring and Related Activities [Abstract]

Restructuring Activities

Details of the JLT integration and restructuring activity from January 1, 2019 through June 30, 2019, is as follows:

(In millions)	Liability at 1/1/19		Amounts Accrued		Cash Paid			Other		Liability at 6/30/19
Severance	$	—	$	73	$	(27	)	$	—	$	46
Real estate related costs	—		—		—			—		—
Consulting and other outside services	—		61		(33		)	—		28
Total	$	—	$	134	$	(60	)	$	—	$	74

Details of the restructuring activity from January 1, 2018 through June 30, 2019, which includes liabilities from actions prior to 2019, are as follows:

(In millions)	Liability at 1/1/18		Amounts Accrued		Cash Paid			Other			Liability at 12/31/18		Amounts Accrued		Cash Paid			Other			Liability at 6/30/19
Severance	$	15	$	137	$	(77	)	$	(2	)	$	73	$	38	$	(73	)	$	(1	)	$	37
Future rent under non-cancelable leases and other costs	50		24		(37		)	2			39		6		(9		)	(1		)	35
Total	$	65	$	161	$	(114	)	$	—		$	112	$	44	$	(82	)	$	(2	)	$	72