Contingencies and Commitments	3 Months Ended
Mar. 31, 2022
Commitments And Contingencies Disclosure [Abstract]
Contingencies and Commitments	Note 21. Contingencies and commitments We are parties in a variety of legal actions that routinely arise out of the normal course of business, including legal actions seeking to establish liability directly through insurance contracts or indirectly through reinsurance contracts issued by Berkshire subsidiaries. Plaintiffs occasionally seek punitive or exemplary damages. We do not believe that such normal and routine litigation will have a material effect on our financial condition or results of operations. Berkshire and certain of its subsidiaries are also involved in other kinds of legal actions, some of which assert or may assert claims or seek to impose fines and penalties. We believe that any liability that may arise as a result of other pending legal actions will not have a material effect on our consolidated financial condition or results of operations. On March 21, 2022, Berkshire and Alleghany Corporation (“Alleghany”) entered into an agreement whereby Berkshire will acquire all of Alleghany’s outstanding common stock for cash of approximately $11.6 billion. The acquisition of Alleghany is expected to close in the fourth quarter of 2022 and is subject to approval by Alleghany shareholders and the receipt of various regulatory approvals. Alleghany owns property and casualty reinsurance and insurance businesses as well as a diverse portfolio of non-financial businesses.

Contingencies and Commitments

3 Months Ended

Mar. 31, 2022

Commitments And Contingencies Disclosure [Abstract]

Note 21. Contingencies and commitments

We are parties in a variety of legal actions that routinely arise out of the normal course of business, including legal actions seeking to establish liability directly through insurance contracts or indirectly through reinsurance contracts issued by Berkshire subsidiaries. Plaintiffs occasionally seek punitive or exemplary damages. We do not believe that such normal and routine litigation will have a material effect on our financial condition or results of operations. Berkshire and certain of its subsidiaries are also involved in other kinds of legal actions, some of which assert or may assert claims or seek to impose fines and penalties. We believe that any liability that may arise as a result of other pending legal actions will not have a material effect on our consolidated financial condition or results of operations.

On March 21, 2022, Berkshire and Alleghany Corporation (“Alleghany”) entered into an agreement whereby Berkshire will acquire all of Alleghany’s outstanding common stock for cash of approximately $11.6 billion. The acquisition of Alleghany is expected to close in the fourth quarter of 2022 and is subject to approval by Alleghany shareholders and the receipt of various regulatory approvals. Alleghany owns property and casualty reinsurance and insurance businesses as well as a diverse portfolio of non-financial businesses.