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, 2021	$ 4,285	$ 1	$ 11,858	$ (5,855)	$ 225	$ (2,700)	$ 3,529	$ 756
Comprehensive income (loss):
Net income	270
Balances, ending at Mar. 31, 2022	5,819	1	11,857	(4,549)	465	(2,700)	5,074	745
Balances, beginning at Dec. 31, 2021	4,285	1	11,858	(5,855)	225	(2,700)	3,529	756
Comprehensive income (loss):
Net income	467	0	0	0	399	0	399	68
Other comprehensive income (loss), net of taxes	2,498	0	0	2,567	0	0	2,567	(69)
Total comprehensive income (loss)	2,965						2,966	(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	7,232	1	11,859	(3,288)	624	(2,715)	6,481	751
Balances, beginning at Mar. 31, 2022	5,819	1	11,857	(4,549)	465	(2,700)	5,074	745
Comprehensive income (loss):
Net income	197	0	0	0	159	0	159	38
Other comprehensive income (loss), net of taxes	1,233	0	0	1,261	0	0	1,261	(28)
Total comprehensive income (loss)	1,430						1,420	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	7,232	1	11,859	(3,288)	624	(2,715)	6,481	751
Balances, beginning at Dec. 31, 2022	8,386	1	11,869	(2,614)	1,139	(2,764)	7,631	755
Comprehensive income (loss):
Net income	154
Balances, ending at Mar. 31, 2023	8,232	1	11,863	(2,853)	1,261	(2,833)	7,439	793
Balances, beginning at Dec. 31, 2022	8,386	1	11,869	(2,614)	1,139	(2,764)	7,631	755
Repurchase of subsidiary shares	(12)	0	0	0	0	0	0	(12)
Comprehensive income (loss):
Net income	322	0	0	0	259	0	259	63
Other comprehensive income (loss), net of taxes	(240)	0	0	(247)	0	0	(247)	7
Total comprehensive income (loss)	82						12	70
Treasury stock acquired in connection with share repurchases	(183)	0	0	0	0	(183)	(183)	0
Dividends to noncontrolling interests	(9)	0	0	0	0	0	0	(9)
Stock-based compensation expense and exercises and other	3	0	0	0	0	0	0	3
Balances, ending at Jun. 30, 2023	8,267	1	11,869	(2,861)	1,398	(2,947)	7,460	807
Balances, beginning at Mar. 31, 2023	8,232	1	11,863	(2,853)	1,261	(2,833)	7,439	793
Repurchase of subsidiary shares	(8)	0	0	0	0	0	0	(8)
Comprehensive income (loss):
Net income	168	0	0	0	137	0	137	31
Other comprehensive income (loss), net of taxes	(13)	0	0	(8)	0	0	(8)	(5)
Total comprehensive income (loss)	155						129	26
Treasury stock acquired in connection with share repurchases	(114)	0	0	0	0	(114)	(114)	0
Dividends to noncontrolling interests	(5)	0	0	0	0	0	0	(5)
Stock-based compensation expense and exercises and other	7	0	6	0	0	0	6	1
Balances, ending at Jun. 30, 2023	$ 8,267	$ 1	$ 11,869	$ (2,861)	$ 1,398	$ (2,947)	$ 7,460	$ 807