Debt and Financing Arrangements - (Tables)

12 Months Ended

Dec. 31, 2023

Debt Disclosure [Abstract]

Schedule of senior notes

The Company’s senior notes payable at December 31, 2023 and 2022 were as follows:

					Carrying Amount at
	Interest		Principal		December 31,
	(Fixed)		Amount		2023		2022
2034 notes (1)	7.350	%	$	300	$	298	$	298
2043 notes (2)	5.144	%	500		495		495
2026 notes (3)	4.011	%	500		498		498
2046 notes (4)	5.031	%	450		446		445
2050 notes (5)	3.635	%	1,000		989		989
			$	2,750	$	2,726	$	2,725

(1) Senior notes of Arch Capital issued on May 4, 2004 and due May 1, 2034 (“2034 notes”).

(2) Senior notes of Arch-U.S., a wholly-owned subsidiary of Arch Capital, issued on December 13, 2013 and due November 1, 2043 (“2043 notes”), fully and unconditionally guaranteed by Arch Capital.

(3) Senior notes of Arch Capital Finance LLC (“Arch Finance”), a wholly-owned finance subsidiary of Arch Capital, issued on December 8, 2016 and due December 15, 2026 (“2026 notes”), fully and unconditionally guaranteed by Arch Capital.

(4) Senior notes of Arch Finance issued on December 8, 2016 and due December 15, 2046 (“2046 notes”), fully and unconditionally guaranteed by Arch Capital

(5) Senior notes of Arch Capital issued on June 30, 2020 and due June 30, 2050 (“2050 notes”).