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Note 3 - Marketable Equity Securities (Tables)

12 Months Ended

Dec. 31, 2013

Investments, Debt and Equity Securities [Abstract]

Marketable Securities [Table Text Block]

		2013				2012
		(in thousands)
Available-for-sale securities
Fair market value		$	20,810			$	17,188
Cost			10,881				10,361
Unrealized gain		$	9,929			$	6,827
Trading securities
Fair market value		$	165			$	132
Cost			157				158
Unrealized gain (loss)		$	8			$	(26	)
Total
Fair market value		$	20,975			$	17,320
Cost			11,038				10,519
Unrealized gain		$	9,937			$	6,801

Unrealized Gain (Loss) on Investments [Table Text Block]

		2013				2012
		(in thousands)
Available-for-sale securities
Gross unrealized gains		$	9,946			$	6,960
Gross unrealized losses			17				133
Net unrealized gains		$	9,929			$	6,827

Realized Gain (Loss) on Investments [Table Text Block]

		2013				2012				2011
		(in thousands)
Trading securities
Recognized (loss) gain at beginning of period		$	(26	)		$	(16	)		$	14
Recognized gain (loss) at end of period			8				(26	)			(16	)
Change in net recognized gain (loss)		$	34			$	(10	)		$	(30	)

Schedule of Realized Gain (Loss) [Table Text Block]

		2013				2012				2011
		(in thousands)
Realized gains
Sale proceeds		$	857			$	4,554			$	1,137
Cost of securities sold			290				2,183				289
Realized gains		$	567			$	2,371			$	848
Realized gains, net of taxes		$	346			$	1,437			$	526

Schedule of Unrealized Loss on Investments [Table Text Block]

		2013								2012
		(in thousands)
		Fair Value				Unrealized Losses				Fair Value				Unrealized Losses
Equity securities – Available for sale		$	397			$	17			$	1,567			$	133
Equity securities – Trading			-				-				129				26
Totals		$	397			$	17			$	1,696			$	159

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Tabular disclosure of marketable securities. This may consist of investments in certain debt and equity securities, short-term investments and other assets.

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