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
Sale of business that included noncontrolling interests	(657)	0	0	0	0	0	0	(657)
Comprehensive income (loss):
Net income	435	0	0	0	427	0	427	8
Other comprehensive income (loss), net of taxes	(444)	0	0	(591)	0	0	(591)	147
Total comprehensive income (loss)	(9)						(164)	155
Stock-based compensation expense and exercises and other	10	0	10	0	0	0	10	0
Balances, ending at Jun. 30, 2021	15,164	1	12,018	3,834	2,011	(2,700)	15,164	0
Balances, beginning at Mar. 31, 2021	14,758	1	12,011	3,675	1,771	(2,700)	14,758	0
Comprehensive income (loss):
Net income	240	0	0	0	240	0	240	0
Other comprehensive income (loss), net of taxes	159	0	0	159	0	0	159	0
Total comprehensive income (loss)	399						399	0
Stock-based compensation expense and exercises and other	7	0	7	0	0	0	7	0
Balances, ending at Jun. 30, 2021	15,164	1	12,018	3,834	2,011	(2,700)	15,164	0
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	398	0	0	0	330	0	330	68
Other comprehensive income (loss), net of taxes	(4,075)	0	0	(4,006)	0	0	(4,006)	(69)
Total comprehensive income (loss)	(3,677)						(3,676)	(1)
Treasury stock acquired in connection with share repurchases	(15)	0	0	0	0	(15)	(15)	0
Dividends to noncontrolling interests	(4)	0	0	0	0	0	0	(4)
Stock-based compensation expense and exercises and other	1	0	1	0	0	0	1	0
Balances, ending at Jun. 30, 2022	12,571	1	11,859	(145)	2,820	(2,715)	11,820	751
Balances, beginning at Mar. 31, 2022	15,152	1	11,857	2,610	2,639	(2,700)	14,407	745
Comprehensive income (loss):
Net income	219	0	0	0	181	0	181	38
Other comprehensive income (loss), net of taxes	(2,783)	0	0	(2,755)	0	0	(2,755)	(28)
Total comprehensive income (loss)	(2,564)						(2,574)	10
Treasury stock acquired in connection with share repurchases	(15)	0	0	0	0	(15)	(15)	0
Dividends to noncontrolling interests	(4)	0	0	0	0	0	0	(4)
Stock-based compensation expense and exercises and other	2	0	2	0	0	0	2	0
Balances, ending at Jun. 30, 2022	$ 12,571	$ 1	$ 11,859	$ (145)	$ 2,820	$ (2,715)	$ 11,820	$ 751