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Nature of operations and presentation of financial statements (Details)
shares in Millions
1 Months Ended
May 31, 2022
$ / shares
shares
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Preferred Stock, Dividend Rate, Percentage 6.25%
Preferred Stock, Par or Stated Value Per Share | $ / shares $ 0.01
Stock Issued During Period, Shares, Conversion of Convertible Securities | shares 62.9
Preferred Stock, Convertible, Terms 3.0395