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Note C - Marketable Equity Securities (Tables)

3 Months Ended

Mar. 31, 2016

Notes Tables

Marketable Securities [Table Text Block]

		March 31, 2016				December 31, 2015
		(in thousands)
Fair market value		$	25,651			$	24,575
Cost			16,296				16,015
Unrealized gain		$	9,355			$	8,560

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

		March 31, 2016				December 31, 2015
		(in thousands)
Gross unrealized gains		$	10,195			$	9,893
Gross unrealized losses			840				1,333
Net unrealized gains		$	9,355			$	8,560

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

		Three Months Ended
		March 31, 2015
		(in thousands)
Recognized gain at beginning of period		$	146
Recognized gain at end of period			133
Net recognized loss		$	(13	)

Net recognized loss, net of taxes		$	(8	)

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

		Three Months Ended
		March 31, 2016
		(in thousands)
Realized loss
Sale proceeds		$	279
Cost of securities sold			368
Realized loss		$	89

Realized loss, net of taxes		$	55