Consolidated Balance Sheets - USD ($) $ in Millions	Jun. 30, 2017		Dec. 31, 2016
ASSETS
Cash and cash equivalents	$ 26,418		$ 28,048
Investments in fixed maturity securities	23,411		23,465
Investments in equity securities	137,113	[1]	122,032	[2]
Inventories	16,442		15,727
Goodwill	80,175		79,486
Total assets	665,590		620,854
LIABILITIES
Income taxes, principally deferred	84,314		77,944
Losses and loss adjustment expenses	95,307		76,918
Total liabilities	361,497		334,495
Shareholders' equity:
Common stock	8		8
Capital in excess of par value	35,663		35,681
Accumulated other comprehensive income	46,652		37,298
Retained earnings	220,099		211,777
Treasury stock, at cost	(1,763)		(1,763)
Berkshire Hathaway shareholders' equity	300,659		283,001
Noncontrolling interests	3,434		3,358
Total shareholders' equity	304,093		286,359
Total liabilities and shareholders' equity	665,590		620,854
Insurance and Other [Member]
ASSETS
Cash and cash equivalents	20,142		23,581
Short-term investments in U.S. Treasury Bills	66,008		47,338
Investments in fixed maturity securities	23,381		23,432
Investments in equity securities	135,355		120,471
Investment in The Kraft Heinz Company (Fair Value: June 30, 2017 - $27,871; December 31, 2016 - $28,418)	15,584		15,345
Other investments	16,838		14,364
Receivables	28,953		27,097
Inventories	16,442		15,727
Property, plant and equipment	19,790		19,325
Goodwill	54,471		53,994
Other intangible assets	33,220		33,481
Deferred charges reinsurance assumed	13,597		8,047
Other	7,560		7,126
Total assets	451,341		409,328
LIABILITIES
Losses and loss adjustment expenses	95,307		76,918
Unearned premiums	16,129		14,245
Life, annuity and health insurance benefits	16,663		15,977
Other policyholder liabilities	7,357		6,714
Accounts payable, accruals and other liabilities	21,024		22,164
Notes payable and other borrowings	27,781		27,175
Total liabilities	184,261		163,193
Railroad, Utilities and Energy [Member]
ASSETS
Cash and cash equivalents	4,962		3,939
Property, plant and equipment	125,328		123,759
Goodwill	24,306		24,111
Regulatory assets	4,644		4,457
Other	14,129		13,550
Total assets	173,369		169,816
LIABILITIES
Accounts payable, accruals and other liabilities	11,273		11,434
Regulatory liabilities	3,156		3,121
Notes payable and other borrowings	60,701		59,085
Total liabilities	75,130		73,640
Finance and Financial Products [Member]
ASSETS
Cash and cash equivalents	1,314		528
Short-term investments in U.S. Treasury Bills	7,323		10,984
Investments in fixed maturity securities	30		33
Investments in equity and fixed maturity securities	408		408
Investments in equity securities	378		375
Other investments	3,396		2,892
Loans and finance receivables	14,559		13,300
Property, plant and equipment and assets held for lease	9,791		9,689
Goodwill	1,398		1,381
Other	2,691		2,528
Total assets	40,880		41,710
LIABILITIES
Accounts payable, accruals and other liabilities	1,510		1,444
Derivative contract liabilities	2,494		2,890
Notes payable and other borrowings	13,788		15,384
Total liabilities	$ 17,792		$ 19,718

[1] Approximately 62% of the aggregate fair value was concentrated in the equity securities of five companies: American Express Company - $12.8 billion, Apple Inc. - $19.4 billion, The Coca-Cola Company - $17.9 billion, International Business Machines Corporation ("IBM") - $8.3 billion and Wells Fargo & Company - $27.3 billion.

[2] Approximately 62% of the aggregate fair value was concentrated in the equity securities of five companies: American Express Company - $11.2 billion, Apple Inc. - $7.1 billion, The Coca-Cola Company - $16.6 billion, IBM - $13.5 billion and Wells Fargo & Company - $27.6 billion.