Note 6 - Common Stock and Stock Options (Tables)

12 Months Ended

Dec. 31, 2012

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	2012			2011			2010
Risk-free interest rate		1.30	%		2.70	%		3.10	%
Dividend yield		2.10	%		2.30	%		1.60	%
Volatility factor		66.00	%		67.00	%		65.00	%
Expected life (years)		6.50			6.50			6.60
Exercise price	$	4.98		$	5.20		$	8.90
Grant date fair value	$	2.67		$	2.58		$	4.61

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

(In thousands, except per share amounts)	Shares			Weighted- Average Exercise Price		Weighted-Average Remaining Contractual Term (in years)*		Aggregate Intrinsic Value
Outstanding - beginning of year		2,602		$	27.09
Granted		461			4.98
Exercised		(87	)		2.16
Forfeited or expired		(877	)		26.77
Outstanding - end of year		2,099		$	23.40		5.5	$	580
Outstanding - end of year less estimated forfeitures		2,059		$	23.71		5.4	$	580
Exercisable - end of year		1,724		$	27.27		4.8	$	580

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]

(In thousands)	2012		2011		2010
Pretax compensation cost (related to stock options)	$	834	$	998	$	1,614
After-tax compensation cost (related to stock options)		531		636		1,028

Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]

(In thousands, except per share amounts)	Shares			Weighted- Average Grant Date Fair Value
Nonvested balance - beginning of year		508		$	27.94
Granted		254		$	4.98
Restrictions released		(194	)	$	38.05
Forfeited		(354	)	$	15.45
Nonvested balance - end of year		214		$	12.15