Note 5 - Stock Option Plan (Tables)

6 Months Ended

Jun. 30, 2013

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

	2013					2012
	Shares			Weighted- Average Exercise Price		Shares			Weighted- Average Exercise Price
	(In thousands except exercise price)
Outstanding at beginning of period		5,209		$	6.40		4,262		$	5.69
Granted		585			7.25		1,697			6.98
Exercised		(122	)		5.51		(407	)		3.18
Forfeited or expired		(580	)		5.73		(206	)		4.60
Outstanding at period end		5,092		$	6.60		5,346		$	6.24
Exercisable at period end		2,732		$	6.82		2,340		$	6.57