Note 10 - Stock-Based Compensation Plans and Warrants (Details) - Stock Option Transactions (USD $)	12 Months Ended				24 Months Ended
	Dec. 31, 2013		Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2013		Dec. 31, 2010
Stock Option Transactions [Abstract]
Outstanding - Shares	842,500	[1]	862,500	862,500	842,500	[1]	727,500
Outstanding - Weighted-Average Exercise Price (in Dollars per share)	$ 11.84		$ 11.92	$ 11.92	$ 11.84		$ 11.86
Options exercisable at December 31, 2012	842,500		842,500		842,500
Options exercisable at December 31, 2012 (in Dollars per share)	$ 11.84		$ 11.84		$ 11.84
Weighted-average years of remaining contractual life of options outstanding at December 31, 2013	4 years 6 months
Granted	0			135,000	0
Granted - Weighted-Average Exercise Price (in Dollars per share)				$ 12.23
Expired or canceled	20,000		0
Expired or canceled - Weighted-Average Exercise Price (in Dollars per share)	$ 15.25		$ 0
Exercised	0		0	0
Exercised - Weighted-Average Exercise Price (in Dollars per share)	$ 0		$ 0	$ 0

[1] Exercise prices vary from $9.88 to $13.95, and expiration dates vary from May 2015 to December 2021.