XML 110 R100.htm IDEA: XBRL DOCUMENT v3.23.1
Contingencies - Narrative (Details)
$ in Millions
Mar. 31, 2023
USD ($)
case
loan
Mar. 31, 2022
USD ($)
loan
Mar. 04, 2021
count
Loss Contingency [Abstract]      
Accrued penalty $ 40.0    
Number of cases | case 5    
Number of counts granted summary judgement | count     9
Warranty repurchase demands unpaid principal balance $ 31.0 $ 49.8  
Warranty repurchase demands number of loans | loan 127 270