Investments (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Cost	$ 1,635	$ 2,333
Unrealized Gains	108	66
Unrealized Losses	(105)	(183)
Fair Value	1,638	2,216
Mutual Funds [Member]
Cost	18	27
Unrealized Gains	1
Unrealized Losses		(1)
Fair Value	19	26
Preferred Securities [Member]
Cost	97	98
Unrealized Gains	9	6
Unrealized Losses
Fair Value	106	104
Corporate Bond [Member]
Cost	866	1,518
Unrealized Gains	39	43
Unrealized Losses	(39)	(88)
Fair Value	866	1,473
Common stocks & ETF's [Member]
Cost	654	690
Unrealized Gains	59	17
Unrealized Losses	66	(94)
Fair Value	$ 647	$ 613