Income Taxes (Details 4) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Deferred Tax Assets and Liabilities [Line Items]
Beginning of year	$ 48,000	$ 91,000
Settlements and effective settlements with tax authorities	0	0
Lapse of statute of limitations	(6,000)	(6,000)
Decrease to tax positions taken during prior periods	(7,000)	(46,000)
Increase to tax positions taken during current period	11,000	9,000
End of year	$ 46,000	$ 48,000