Consolidated Balance Sheets € in Millions, £ in Millions, $ in Millions, ¥ in Billions		Dec. 31, 2022 USD ($)		Dec. 31, 2021 USD ($)
ASSETS
Investments in fixed maturity securities		$ 25,128		$ 16,434
Investments in equity securities		308,793	[1]	350,719	[2]
Equity method investments		28,050		16,045
Loans and finance receivables		23,208		20,751
Inventories		25,366		20,954
Equipment held for lease		15,584		14,918
Goodwill	[3]	78,119		73,875
Total assets		948,452		958,784
LIABILITIES
Income taxes, principally deferred		77,020		90,243
Total liabilities		467,835		443,854
Shareholders’ equity:
Common stock		8		8
Capital in excess of par value		35,167		35,592
Accumulated other comprehensive income		(6,591)		(4,027)
Retained earnings		511,602		534,421
Treasury stock, at cost		(67,826)		(59,795)
Berkshire Hathaway shareholders’ equity		472,360		506,199
Noncontrolling interests		8,257		8,731
Total shareholders’ equity		480,617		514,930
Total liabilities and shareholders' equity		948,452		958,784
Insurance and Other [Member]
ASSETS
Cash and cash equivalents	[4]	32,260		85,319
Short-term investments in U.S. Treasury Bills		92,774		58,535
Investments in fixed maturity securities		25,128		16,434
Investments in equity securities		308,793		350,719
Equity method investments		28,050		16,045
Loans and finance receivables		23,208		20,751
Other receivables		43,506		35,388
Inventories		25,366		20,954
Property, plant and equipment		21,113		20,834
Equipment held for lease		15,584		14,918
Goodwill		51,522		47,117
Other intangible assets		29,187		28,486
Deferred charges - retroactive reinsurance		9,870		10,639
Other		19,628		15,854
Total assets		725,989		741,993
LIABILITIES
Unpaid losses and loss adjustment expenses		107,472		86,664
Unpaid losses and loss adjustment expenses under retroactive reinsurance contracts		35,415		37,855
Unearned premiums		28,657		23,512
Life, annuity and health insurance benefits		22,421		22,282
Other policyholder liabilities		10,101		9,901
Accounts payable, accruals and other liabilities		33,201		30,376
Aircraft repurchase liabilities and unearned lease revenues		6,820		5,849
Notes payable and other borrowings		46,538		39,272
Total liabilities		290,625		255,711
Railroad, Utilities and Energy [Member]
ASSETS
Cash and cash equivalents	[4]	3,551		2,865
Receivables		4,795		4,177
Property, plant and equipment		160,268		155,530
Goodwill		26,597		26,758
Regulatory assets		5,062		3,963
Other		22,190		23,498
Total assets		222,463		216,791
LIABILITIES
Accounts payable, accruals and other liabilities		16,615		15,696
Regulatory liabilities		7,369		7,214
Notes payable and other borrowings		76,206		74,990
Total liabilities		$ 100,190		$ 97,900

[1] Approximately 75% of the aggregate fair value was concentrated in five companies (American Express Company – $22.4 billion; Apple Inc. – $119.0 billion; Bank of America Corporation – $34.2 billion; The Coca-Cola Company – $25.4 billion and Chevron Corporation – $30.0 billion).

[2] Approximately 73% of the aggregate fair value was concentrated in four companies (American Express Company – $24.8 billion; Apple Inc. – $161.2 billion; Bank of America Corporation – $46.0 billion and The Coca-Cola Company – $23.7 billion).

[3] Net of accumulated goodwill impairments of $11.0 billion as of December 31, 2022 and 2021

[4] Includes U.S. Treasury Bills with maturities of three months or less when purchased of $2.6 billion at December 31, 2022 and $61.7 billion at December 31, 2021.