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Investments in Securities and Fair Value Schedule of Assumptions Used to Determine Fair Value (Details)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Investments, Debt and Equity Securities [Abstract]
Cumulative probability of earning maximum rate until maturity	0.00%	0.00%
Cumulative probability of principle returned prior to maturity	95.20%	95.20%
Cumulative probability of default at some future point	4.80%	4.80%

X

- Definition

Percentage of cumulative probability of default at some future point

+ References

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X

- Definition

Percentage of cumulative probability of earning maximum rate until maturity

+ References

No definition available.

+ Details

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X

- Definition

Percentage of cumulative probability of principle returned prior to maturity

+ References

No definition available.

+ Details

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No definition available.

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