| USD ($) $ in Millions | LTM | Dec 31, 2025 | Dec 31, 2024 | Dec 31, 2023 | Dec 31, 2022 | Dec 31, 2021 | Dec 31, 2020 | Dec 31, 2019 | Dec 31, 2018 | Dec 31, 2017 | Dec 31, 2016 | Dec 31, 2015 | Dec 31, 2014 | Dec 31, 2013 | Dec 31, 2012 | Dec 31, 2011 | Dec 31, 2010 | Dec 31, 2009 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Revenues: | ||||||||||||||||||
Sales and service revenues | - | - | - | - | ||||||||||||||
Leasing revenues | 10,652 | 10,034 | 9,227 | 8,416 | ||||||||||||||
Investment gains (losses) | 53,621 | 39,078 | 52,799 | 74,855 | ||||||||||||||
Other-than-temporary impairment losses on investments | - | - | - | - | ||||||||||||||
Total revenues | 384,687 | 371,444 | 371,433 | 364,482 | ||||||||||||||
Investment and derivative contract gains (losses): | ||||||||||||||||||
Derivative contract gains (losses) | - | - | - | - | ||||||||||||||
Costs and expenses: | ||||||||||||||||||
Insurance losses and loss adjustment expenses | - | - | - | - | ||||||||||||||
Interest expense | (5,195) | (5,069) | (5,200) | (5,003) | ||||||||||||||
Total costs and expenses | 326,818 | 318,473 | 315,697 | 321,144 | ||||||||||||||
Earnings before income taxes and equity method earnings | 111,490 | 92,049 | 108,535 | 118,193 | ||||||||||||||
Equity method earnings (losses) | (4,547) | (9,590) | 1,841 | 1,973 | ||||||||||||||
Earnings before income taxes | 106,943 | 82,459 | 110,376 | 120,166 | ||||||||||||||
Income tax expense | 20,861 | 15,199 | 20,815 | 23,019 | ||||||||||||||
Net earnings | 86,082 | 67,260 | 89,561 | 97,147 | ||||||||||||||
Earnings attributable to noncontrolling interests | 314 | 292 | 566 | 924 | ||||||||||||||
Net earnings attributable to Berkshire shareholders | $ 85,768 | $ 66,968 | $ 88,995 | $ 96,223 | ||||||||||||||
Average common shares outstanding | - | - | - | - |