Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2014

Fair Value Measurements [Abstract]

Schedule of financial assets and liabilities, at fair value

As indicated in the tables below, the Company has determined that its financial assets and liabilities at December 31, 2014 and 2013 are level 1 and level 2 in the fair value hierarchy:

	December 31, 2014
	Level 1		Level 2		Level 3		Total
Financial Assets:
Trading equity securities:
SERP money market fund	$	532	$	--	$	--	$	532
SERP mutual funds		3,195		--		--		3,195
Preferred stocks		973		--		--		973
Trading debt securities:
Corporate bonds		2,825		1,184		--		4,009
Municipal bonds		--		2,060		--		2,060
Floating rate notes		100		322		--		422
U.S. Treasury bill		622		--		--		622
Other government bonds		--		1,496		--		1,496
Derivative financial instruments		--		547		--		547
Total financial assets	$	8,247	$	5,609	$	--	$	13,856
Financial Liabilities:
SERP liabilities	$	--	$	8,128	$	--	$	8,128
Total financial liabilities	$	--	$	8,128	$	--	$	8,128

	December 31, 2013
	Level 1		Level 2		Level 3		Total
Financial Assets:
Trading equity securities:
SERP money market fund	$	783	$	--	$	--	$	783
SERP mutual funds		2,813		--		--		2,813
Preferred stocks		1,170		--		--		1,170
Short-term investments in mutual funds		16,073		--		--		16,073
Trading debt securities:
Corporate bonds		3,696		1,155		--		4,851
Municipal bonds		--		1,908		--		1,908
Floating rate notes		103		446		--		549
U.S. Treasury bill		250		--		--		250
Other government bonds		--		864		--		864
Derivative financial instruments		--		452		--		452
Total financial assets	$	24,888	$	4,825	$	--	$	29,713
Financial Liabilities:
SERP liabilities	$	--	$	7,828	$	--	$	7,828
Total financial liabilities	$	--	$	7,828	$	--	$	7,828