Property, plant and equipment including equipment held for lease (Tables)

3 Months Ended

Mar. 31, 2021

Schedule of depreciation expense

Depreciation expense for the first quarter of 2021 and 2020 is summarized below (in millions).

	First Quarter
	2021		2020
Insurance and other	$	576	$	570
Railroad, utilities and energy		1,496		1,398
	$	2,072	$	1,968

Insurance and Other [Member]

Schedule of property, plant and equipment

A summary of property, plant and equipment of our insurance and other businesses follows (in millions).

	March 31, 2021			December 31, 2020
Land, buildings and improvements	$	13,851		$	13,799
Machinery and equipment		25,474			25,488
Furniture, fixtures and other		4,542			4,530
		43,867			43,817
Accumulated depreciation		(22,877	)		(22,617	)
	$	20,990		$	21,200

Railroad, Utilities and Energy [Member]

Schedule of property, plant and equipment

A summary of property, plant and equipment of railroad and utilities and energy businesses follows (in millions). The utility generation, transmission and distribution systems and interstate natural gas pipeline assets are owned by regulated public utility and natural gas pipeline subsidiaries.

	March 31, 2021			December 31, 2020
Railroad:
Land, track structure and other roadway	$	64,278		$	63,824
Locomotives, freight cars and other equipment		13,596			13,523
Construction in progress		855			916
		78,729			78,263
Accumulated depreciation		(13,687	)		(13,175	)
		65,042			65,088
Utilities and energy:
Utility generation, transmission and distribution systems		87,898			86,730
Interstate natural gas pipeline assets		16,712			16,667
Independent power plants and other assets		12,828			12,671
Construction in progress		3,309			3,308
		120,747			119,376
Accumulated depreciation		(33,990	)		(33,248	)
		86,757			86,128
	$	151,799		$	151,216