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Investments (Details) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Cost $ 2,333 $ 3,104 $ 2,499
Unrealized Gains 66 22 114
Unrealized Losses (183) (347) (97)
Fair Value 2,216 2,779 2,516
Common stocks & ETF's [Member]      
Cost 690 530 1,006
Unrealized Gains 17 20 98
Unrealized Losses (94) (64) (32)
Fair Value 613 486 1,072
Mutual Funds [Member]      
Cost $ 27 $ 445 55
Unrealized Gains $ 2
Unrealized Losses $ (1) $ (11)
Fair Value 26 435 $ 57
Preferred Securities [Member]      
Cost 98 $ 180 465
Unrealized Gains $ 6 13
Unrealized Losses $ (2) (16)
Fair Value $ 104 178 462
Corporate Bond [Member]      
Cost 1,518 1,949 973
Unrealized Gains 43 2 1
Unrealized Losses (88) (270) (49)
Fair Value $ 1,473 $ 1,680 $ 925