Amount | |||
(In millions) | |||
Balance at January 1, 2012 | $ | 23 | |
Income tax expense (benefit) | 12 | ||
Deferred income tax expense (benefit) related to unrealized investment gains (losses) | (10 | ) | |
Offsetting reduction in gross deferred tax asset related to the branch transfer of assets to foreign subsidies | — | ||
Balance at December 31, 2012 | 25 | ||
Income tax expense (benefit) | 4 | ||
Deferred income tax expense (benefit) related to unrealized investment gains (losses) | 2 | ||
Offsetting reduction in gross deferred tax asset related to the branch transfer of assets to foreign subsidies | (31 | ) | |
Balance at December 31, 2013 | $ | — | |