Retirement Benefits (Tables)

9 Months Ended

Sep. 30, 2022

Retirement Benefits [Abstract]

Schedule of Net Periodic Benefit Cost

The following tables set forth the components of net periodic benefit (income)/cost for the Company’s defined benefit pension and PRW plans for the three and nine months ended September 30, 2022 and 2021:

	Three Months Ended September 30,
	2022											2021
	U.S.			U.K.			Other			PRW		U.S.			U.K.			Other			PRW
Service cost	$	20		$	2		$	6		$	—	$	19		$	4		$	6		$	—
Interest cost		29			18			4			—		24			14			3			—
Expected return on plan assets		(83	)		(34	)		(10	)		—		(79	)		(42	)		(9	)		—
Settlement		3			1			—			—		—			1			2			—
Amortization of net loss		4			7			—			—		8			7			1			1
Amortization of prior service credit		—			(3	)		1			—		—			(4	)		1			(1	)
Net periodic benefit (income)/cost	$	(27	)	$	(9	)	$	1		$	—	$	(28	)	$	(20	)	$	4		$	—

	Nine Months Ended September 30,
	2022												2021
	U.S.			U.K.			Other			PRW			U.S.			U.K.			Other			PRW
Service cost	$	58		$	9		$	17		$	—		$	59		$	13		$	18		$	—
Interest cost		88			54			12			1			71			42			9			1
Expected return on plan assets		(248	)		(110	)		(29	)		—			(233	)		(128	)		(28	)		—
Settlement		3			1			—			—			1			2			2			—
Amortization of net loss		11			22			2			1			30			21			4			2
Amortization of prior service credit		—			(9	)		1			(2	)		—			(13	)		1			(3	)
Net periodic benefit (income)/cost	$	(88	)	$	(33	)	$	3		$	—		$	(72	)	$	(63	)	$	6		$	—