Significant business acquisitions (Tables)

12 Months Ended

Dec. 31, 2013

Schedule of pro forma consolidated earnings data

The following table sets forth certain unaudited pro forma consolidated earnings data for 2013 and 2012, as if the NV Energy acquisition was consummated on the same terms at the beginning of 2012 (in millions, except per share amounts).

	December 31,
	2013		2012
Revenues	$	185,095	$	165,312
Net earnings attributable to Berkshire Hathaway shareholders		19,720		15,010
Net earnings per equivalent Class A common share attributable to Berkshire Hathaway shareholders		11,998		9,090

Schedule of estimated fair values of assets acquired and liabilities assumed

The following table summarizes the preliminary fair values of the assets acquired and liabilities assumed at the date of acquisition for NV Energy (in millions).

	December 19, 2013
Property, plant and equipment	$	9,623
Goodwill		2,280
Other assets, including cash of $304 million		2,369
Assets acquired	$	14,272
Accounts payable, accruals and other liabilities	$	3,380
Notes payable and other borrowings		5,296
Liabilities assumed	$	8,676
Net assets acquired	$	5,596