Annual report pursuant to Section 13 and 15(d)

Our Portfolio - Summary of Anticipated Maturity Dates of Financing Receivables and Investments and Weighted Average Yield (Detail)

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Our Portfolio - Summary of Anticipated Maturity Dates of Financing Receivables and Investments and Weighted Average Yield (Detail)
$ in Millions
12 Months Ended
Dec. 31, 2016
USD ($)
Receivables [Abstract]  
Financing Receivables, maturities total $ 1,042
Financing Receivables, maturities in less than 1 year 1
Financing Receivables, maturities in 1-5 years 39
Financing Receivables, maturities in 5-10 years 88
Financing Receivables,maturities in more than 10 years $ 914
Financing Receivables, weighted average yield total 5.00%
Financing Receivables, weighted average yield in less than 1 year 5.00%
Financing Receivables, weighted average yield in 1-5 years 7.00%
Financing Receivables, weighted average yield in 5-10 years 5.00%
Financing Receivables, weighted average yield in more than 10 years 5.00%
Investments, maturities total $ 58
Investments, maturities in less than 1 year 0
Investments, maturities in 1-5 years 0
Investments, maturities in 5-10 years 1
Investments, maturities in more than 10 years $ 57
Investments, weighted average yield total 4.00%
Investments, weighted average yield in less than 1 year 0.00%
Investments, weighted average yield in 1-5 years 0.00%
Investments, weighted average yield in 5-10 years 5.00%
Investments, weighted average yield in more than 10 years 4.00%