Notes payable and other borrowings (Tables)

6 Months Ended

Jun. 30, 2018

Insurance and Other [Member]

Schedule of short and long term outstanding debt disclosure

Notes payable and other borrowings are summarized below (in millions). The weighted average interest rates and maturity date ranges shown in the following tables are based on borrowings as of June 30, 2018.

	Weighted Average Interest Rate		June 30, 2018		December 31, 2017
Insurance and other:
Issued by Berkshire:
U.S. Dollar denominated borrowings due 2018-2047		3.0%	$	9,809	$	10,603
Euro denominated borrowings due 2020-2035		1.1%		7,950		8,164
Short-term subsidiary borrowings		3.9%		1,795		1,832
Other subsidiary borrowings due 2018-2045		4.0%		5,604		6,725
			$	25,158	$	27,324

Railroad, Utilities and Energy [Member]

Schedule of short and long term outstanding debt disclosure

	Weighted Average Interest Rate		June 30, 2018		December 31, 2017
Railroad, utilities and energy:
Issued by Berkshire Hathaway Energy Company (“BHE”) and its subsidiaries:
BHE senior unsecured debt due 2018-2048		4.5%	$	7,979	$	6,452
Subsidiary and other debt due 2018-2064		4.7%		28,727		28,739
Short-term debt		2.7%		3,424		4,488
Issued by BNSF due 2018-2097		4.7%		22,534		22,499
			$	62,664	$	62,178

Finance and Financial Products [Member]

Schedule of short and long term outstanding debt disclosure

	Weighted Average Interest Rate		June 30, 2018		December 31, 2017
Finance and financial products:
Issued by Berkshire Hathaway Finance Corporation (“BHFC”) due 2018-2043		3.0%	$	8,829	$	12,926
Issued by other subsidiaries due 2018-2028		3.6%		122		159
			$	8,951	$	13,085