Earnings per Common Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Net income (loss) available to common shareholders:
Income (loss) from continuing operations	$ 69	$ 371	$ 296	$ 2,373
Less: Preferred stock dividends	14	14	32	32
Less: Net income (loss) attributable to noncontrolling interest	(138)	214	(20)	661
Income (loss) from continuing operations available to common shareholders	193	143	284	1,680
Income (loss) from discontinued operations, net of tax	0	(1)	0	7
Net income (loss) available to common shareholders	$ 193	$ 142	$ 284	$ 1,687
Weighted average common shares outstanding
Basic (in shares)	97.9	113.4	101.9	118.8
Dilutive Effects:
Diluted (in shares)	106.4	122.4	111.4	127.8
Basic
Income (loss) from continuing operations available to Voya Financial, Inc.'s common shareholders (usd per share)	$ 1.98	$ 1.25	$ 2.79	$ 14.13
Income (loss) from discontinued operations, net of taxes available to Voya Financial, Inc.'s common shareholders (usd per share)	0	(0.01)	0	0.06
Income (loss) available to Voya Financial, Inc.'s common shareholders (usd per share)	1.98	1.24	2.79	14.19
Diluted
Income (loss) from continuing operations available to Voya Financial, Inc.'s common shareholders (usd per share)	1.82	1.16	2.55	13.14
Income (loss) from discontinued operations, net of taxes available to Voya Financial, Inc.'s common shareholders (usd per share)	0	(0.01)	0	0.05
Income (loss) available to Voya Financial, Inc.'s common shareholders (usd per share)	$ 1.82	$ 1.15	$ 2.55	$ 13.19
Warrant
Dilutive Effects:
Dilutive Effects (in shares)	6.2	6.7	7.2	6.5
RSU awards
Dilutive Effects:
Dilutive Effects (in shares)	0.9	1.0	0.9	1.0
PSU awards
Dilutive Effects:
Dilutive Effects (in shares)	0.9	0.7	0.8	0.8
Stock options
Dilutive Effects:
Dilutive Effects (in shares)	0.5	0.6	0.6	0.7