Variable Interest Entities - Schedule of Consolidated VIE's (Details) - Variable Interest Entity, Primary Beneficiary [Member] - Entity	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Schedule of Consolidated FG VIEs Rollforward [Roll Forward]
Beginning of year	31	32	32
Consolidated	1	0	2
Deconsolidated	(3)	(1)	(2)
Matured	(2)	0	0
December 31	27	31	32