Note H - Stock-Based Compensation (Detail) - Stock Option Activity (USD $) In Thousands, except Share data, unless otherwise specified	6 Months Ended
	Jun. 30, 2012
Outstanding on January 1, 2012	1,902,000
Outstanding on January 1, 2012 (in Dollars per share)	$ 11.51
Granted	70,000
Granted (in Dollars per share)	$ 3.55
Converted to RSUs	0
Converted to RSUs (in Dollars per share)	$ 0
Exercised	0
Exercised (in Dollars per share)	$ 0
Expired or forfeited	(55,000)
Expired or forfeited (in Dollars per share)	$ 6.19
Outstanding on June 30, 2012	1,917,000
Outstanding on June 30, 2012 (in Dollars per share)	$ 11.37
Outstanding on June 30, 2012	4 years 255 days
Outstanding on June 30, 2012 (in Dollars)	$ 323
Exercisable on June 30, 2012	1,789,312
Exercisable on June 30, 2012 (in Dollars per share)	$ 11.54
Exercisable on June 30, 2012	4 years 6 months
Exercisable on June 30, 2012 (in Dollars)	$ 323