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Non-controlling Interests
3 Months Ended
Mar. 31, 2022
Noncontrolling Interest [Abstract]  
Non-controlling Interests Non-controlling Interests
Non-controlling interests consist of the ownership interests of non-controlling shareholders in consolidated entities and are presented separately on the balance sheet.
The following table presents the balance of non-controlling interests included in White Mountains’s total equity and the ownership interests held by non-controlling shareholders as of March 31, 2022 and December 31, 2021:
 March 31, 2022December 31, 2021
$ in Millions
Non-controlling Percentage (1)
Non-controlling Equity
Non-controlling Percentage (1)
Non-controlling Equity
Non-controlling interests, excluding BAM
HG Global3.1 %$5.4 3.1 %$8.9 
Ark28.0 %224.1 28.0 %230.7 
NSM3.5 %16.7 3.5 %16.7 
Kudu.9 %17.3 .7 %12.4 
Othervarious11.2 various11.9 
Total, excluding BAM274.7 280.6 
BAM100.0 %(147.5)100.0 %(124.0)
Total non-controlling interests$127.2 $156.6 
(1) The non-controlling percentage represents the basic ownership interests held by non-controlling shareholders with the exception of HG Global, for which the non-controlling percentage represents the preferred share ownership held by non-controlling shareholders.