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Investments (Details) - USD ($)
$ in Thousands
Sep. 30, 2016
Dec. 31, 2015
Cost $ 2,333
Unrealized Gains 66
Unrealized Losses (183)
Fair Value 2,216
Common stocks & ETF's [Member]    
Cost 690
Unrealized Gains 17
Unrealized Losses (94)
Fair Value 613
Mutual Funds [Member]    
Cost 27
Unrealized Gains
Unrealized Losses (1)
Fair Value 26
Preferred Securities [Member]    
Cost 98
Unrealized Gains 6
Unrealized Losses
Fair Value 104
Corporate Bond [Member]    
Cost 1,518
Unrealized Gains 43
Unrealized Losses (88)
Fair Value $ 1,473