Quarterly report pursuant to Section 13 or 15(d)

Variable Interest Entities (Narrative) (Details)

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Variable Interest Entities (Narrative) (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Variable Interest Entities [Abstract]    
Voluntary repurchases and substitutions $ 2.0 $ 3.8