Investments (Tables)

12 Months Ended

Dec. 31, 2015

Investments [Abstract]

Schedule of trading securities

The Company’s trading securities consist of the following:

	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value (Net Carrying Amount)
December 31, 2015
Trading equity securities	$	4,160	$	79	$	188	$	4,05
Trading debt securities		9,263		37		272		9,028
Total	$	13,423	$	116	$	460	$	13,079
December 31, 2014
Trading equity securities	$	4,335	$	374		9	$	4,700
Trading debt securities		8,573		107		71		8,609
Total	$	12,908	$	481	$	80	$	13,309