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Note C - Marketable Equity Securities (Tables)

9 Months Ended

Sep. 30, 2016

Notes Tables

Marketable Securities [Table Text Block]

		September 30, 2016				December 31, 2015
		(in thousands)
Fair market value		$	25,614			$	24,575
Cost			15,594				16,015
Unrealized gain		$	10,020			$	8,560

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

		September 30, 2016				December 31, 2015
		(in thousands)
Available-for-sale securities:
Gross unrealized gains		$	10,116			$	9,893
Gross unrealized losses			96				1,333
Net unrealized gains		$	10,020			$	8,560

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

		Three Months Ended				Nine Months Ended
		September 30, 2015				September 30, 2015
		(in thousands)				(in thousands)
Recognized gain at beginning of period		$	83			$	146
Recognized gain at end of period			59				59
Net recognized loss		$	(24	)		$	(87	)

Net recognized loss, net of taxes		$	(15	)		$	(54	)

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

		Three Months Ended								Nine Months Ended
		September 30,								September 30,
		2016				2015				2016				2015
		(in thousands, except per share data)
Sales proceeds		$	1,271			$	18			$	1,550			$	18
Cost of securities sold			178				3				547				3
Realized gain			1,093				15				1,003				15

Realized gain, net of taxes		$	676			$	9			$	621			$	9