CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) $ in Millions	Total	Common stock	Additional paid-in capital	Accumulated other comprehensive income (loss)	Retained earnings	Treasury stock, at cost	Total Genworth Financial, Inc.'s stockholders' equity	Noncontrolling interests
Balances, beginning at Dec. 31, 2020	$ 15,820	$ 1	$ 12,008	$ 4,425	$ 1,584	$ (2,700)	$ 15,318	$ 502
Initial sale of subsidiary shares to noncontrolling interests	576	0	(171)	(26)	0	0	(197)	773
Sale of business that included noncontrolling interests	(657)	0	0	0	0	0	0	(657)
Comprehensive income (loss):
Net income	753	0	0	0	741	0	741	12
Other comprehensive income (loss), net of taxes	(453)	0	0	(599)	0	0	(599)	146
Total comprehensive income (loss)	300						142	158
Stock-based compensation expense and exercises and other	13	0	13	0	0	0	13	0
Balances, ending at Sep. 30, 2021	16,052	1	11,850	3,800	2,325	(2,700)	15,276	776
Balances, beginning at Jun. 30, 2021	15,164	1	12,018	3,834	2,011	(2,700)	15,164	0
Initial sale of subsidiary shares to noncontrolling interests	576	0	(171)	(26)	0	0	(197)	773
Comprehensive income (loss):
Net income	318	0	0	0	314	0	314	4
Other comprehensive income (loss), net of taxes	(9)	0	0	(8)	0	0	(8)	(1)
Total comprehensive income (loss)	309						306	3
Stock-based compensation expense and exercises and other	3	0	3	0	0	0	3	0
Balances, ending at Sep. 30, 2021	16,052	1	11,850	3,800	2,325	(2,700)	15,276	776
Balances, beginning at Dec. 31, 2021	16,266	1	11,858	3,861	2,490	(2,700)	15,510	756
Comprehensive income (loss):
Net income	537	0	0	0	434	0	434	103
Other comprehensive income (loss), net of taxes	(6,720)	0	0	(6,626)	0	0	(6,626)	(94)
Total comprehensive income (loss)	(6,183)						(6,192)	9
Treasury stock acquired in connection with share repurchases	(34)	0	0	0	0	(34)	(34)	0
Dividends to noncontrolling interests	(8)	0	0	0	0	0	0	(8)
Stock-based compensation expense and exercises and other	8	0	7	0	0	0	7	1
Balances, ending at Sep. 30, 2022	10,049	1	11,865	(2,765)	2,924	(2,734)	9,291	758
Balances, beginning at Jun. 30, 2022	12,571	1	11,859	(145)	2,820	(2,715)	11,820	751
Comprehensive income (loss):
Net income	139	0	0	0	104	0	104	35
Other comprehensive income (loss), net of taxes	(2,645)	0	0	(2,620)	0	0	(2,620)	(25)
Total comprehensive income (loss)	(2,506)						(2,516)	10
Treasury stock acquired in connection with share repurchases	(19)	0	0	0	0	(19)	(19)	0
Dividends to noncontrolling interests	(4)	0	0	0	0	0	0	(4)
Stock-based compensation expense and exercises and other	7	0	6	0	0	0	6	1
Balances, ending at Sep. 30, 2022	$ 10,049	$ 1	$ 11,865	$ (2,765)	$ 2,924	$ (2,734)	$ 9,291	$ 758