Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($) $ in Millions	Mar. 31, 2019	Dec. 31, 2018
Assets [Abstract]
Debt Securities, Available-for-sale, Amortized Cost	$ 13,711	$ 14,035
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract]
Common stock, shares authorized	1,000	1,000
Common stock, shares issued	1,000	1,000
Common stock: shares outstanding	1,000	1,000
Common stock, par value	$ 5,690	$ 5,690
Commercial Loan [Member]
Assets [Abstract]
Allowance for Loan and Lease Losses, Real Estate	$ 0	$ (5)

The reserve to cover probable credit losses related to specifically identified fixed maturity real estate loans as well as probable credit losses inherent in the remainder of that loan portfolio.

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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Face amount or stated value per share of common stock.

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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