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

9 Months Ended

Sep. 30, 2020

Schedule of depreciation expense

Depreciation expense for the first nine months of 2020 and 2019 is summarized below (in millions).

	First Nine Months
	2020		2019
Insurance and other	$	1,725	$	1,660
Railroad, utilities and energy		4,105		3,881
	$	5,830	$	5,541

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).

	September 30, 2020			December 31, 2019
Land, buildings and improvements	$	13,555		$	13,259
Machinery and equipment		24,765			24,285
Furniture, fixtures and other		4,689			4,666
		43,009			42,210
Accumulated depreciation		(21,868	)		(20,772	)
	$	21,141		$	21,438

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.

	September 30, 2020			December 31, 2019
Railroad:
Land, track structure and other roadway	$	63,318		$	62,404
Locomotives, freight cars and other equipment		13,477			13,482
Construction in progress		1,075			748
		77,870			76,634
Accumulated depreciation		(12,724	)		(12,101	)
		65,146			64,533
Utilities and energy:
Utility generation, transmission and distribution systems		82,743			81,127
Interstate natural gas pipeline assets		8,281			8,165
Independent power plants and other assets		8,952			8,817
Construction in progress		5,132			3,732
		105,108			101,841
Accumulated depreciation		(29,856	)		(28,536	)
		75,252			73,305
	$	140,398		$	137,838