Consolidated Balance Sheets € in Millions, £ in Millions, $ in Millions, ¥ in Billions		Sep. 30, 2020 USD ($)		Dec. 31, 2019 USD ($)
ASSETS
Investments in fixed maturity securities		$ 19,435		$ 18,685
Investments in equity securities		245,317	[1]	248,027	[2]
Loans and finance receivables		18,584		17,527
Inventories		19,361		19,852
Equipment held for lease		14,714		15,065
Goodwill		71,865		81,882
Deferred charges under retroactive reinsurance contracts		13,012		13,747
Total assets		829,946		817,729
LIABILITIES
Unpaid losses and loss adjustment expenses		78,041		73,019
Unpaid losses and loss adjustment expenses under retroactive reinsurance contracts		41,786		42,441
Income taxes, principally deferred		67,340		66,799
Total liabilities		410,731		389,166
Shareholders’ equity:
Common stock		8		8
Capital in excess of par value		35,621		35,658
Accumulated other comprehensive income		(5,190)		(5,243)
Retained earnings		408,791		402,493
Treasury stock, at cost		(24,075)		(8,125)
Berkshire Hathaway shareholders’ equity		415,155		424,791
Noncontrolling interests		4,060		3,772
Total shareholders’ equity		419,215		428,563
Total liabilities and shareholders' equity		829,946		817,729
Insurance and Other [Member]
ASSETS
Cash and cash equivalents	[3]	23,078		61,151
Short-term investments in U.S. Treasury Bills		118,906		63,822
Investments in fixed maturity securities		19,435		18,685
Investments in equity securities		245,317		248,027
Equity method investments		17,152		17,505
Loans and finance receivables		18,584		17,527
Other receivables		34,389		32,418
Inventories		19,361		19,852
Property, plant and equipment		21,141		21,438
Equipment held for lease		14,714		15,065
Goodwill		47,091		57,052
Other intangible assets		29,652		31,051
Deferred charges under retroactive reinsurance contracts		13,012		13,747
Other		14,121		13,232
Total assets		635,953		630,572
LIABILITIES
Unpaid losses and loss adjustment expenses		78,041		73,019
Unpaid losses and loss adjustment expenses under retroactive reinsurance contracts		41,786		42,441
Unearned premiums		22,018		19,782
Life, annuity and health insurance benefits		20,975		20,155
Other policyholder liabilities		8,201		7,723
Accounts payable, accruals and other liabilities		28,976		27,611
Payable for purchase of U.S. Treasury Bills		6,795
Derivative contract liabilities		1,547		968
Aircraft repurchase liabilities and unearned lease revenues		5,390		5,281
Notes payable and other borrowings		38,891		37,590
Total liabilities		252,620		234,570
Railroad, Utilities and Energy [Member]
ASSETS
Cash and cash equivalents	[3]	3,739		3,024
Receivables		3,426		3,417
Property, plant and equipment		140,398		137,838
Goodwill		24,774		24,830
Regulatory assets		2,933		2,881
Other		18,723		15,167
Total assets		193,993		187,157
LIABILITIES
Accounts payable, accruals and other liabilities		15,050		14,708
Regulatory liabilities		6,921		7,311
Notes payable and other borrowings		68,800		65,778
Total liabilities		$ 90,771		$ 87,797

[1] Approximately 70% of the aggregate fair value was concentrated in four companies (American Express Company – $15.2 billion; Apple Inc. – $111.7 billion; Bank of America Corporation – $24.9 billion and The Coca-Cola Company – $19.7 billion).

[2] Approximately 60% of the aggregate fair value was concentrated in four companies (American Express Company – $18.9 billion; Apple Inc. – $73.7 billion; Bank of America Corporation – $33.4 billion and The Coca-Cola Company – $22.1 billion).

[3] Cash and cash equivalents includes U.S. Treasury Bills with maturities of three months or less when purchased of $2.4 billion at September 30, 2020 and $37.1 billion at December 31, 2019.