Other receivables

12 Months Ended

Dec. 31, 2023

Receivables [Abstract]

Other receivables

(8)Other receivables

Other receivables are comprised of the following (in millions).

	December 31,
	2023			2022
Insurance and other:
Insurance premiums receivable	$	19,052		$	18,395
Reinsurance recoverables		7,060			7,106
Trade receivables		14,449			14,510
Other		4,269			4,154
Allowances for credit losses		(656	)		(675	)
	$	44,174		$	43,490
Railroad, utilities and energy:
Trade receivables	$	6,034		$	4,182
Other		1,228			754
Allowances for credit losses		(176	)		(141	)
	$	7,086		$	4,795

Receivables of the railroad, utilities and energy businesses at December 31, 2023 included approximately $2.1 billion related to PTC. Aggregate provisions for credit losses with respect to receivables in the preceding table were $513 million in 2023, $409 million in 2022 and $441 million in 2021. Charge-offs, net of recoveries, were $474 million in 2023, $432 million in 2022 and $420 million in 2021.