Note 3 - Earnings per Share ("EPS") (Details) - Basic and Diluted Earnings per Share	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Basic and Diluted Earnings per Share [Abstract]
Shares used in the calculation of Basic earnings per share	14,272,606	13,682,449	13,510,573	13,406,952	13,324,942	13,287,463	13,262,023	13,162,824	14,086,912	13,260,739	13,064,051
Effect of dilutive securities: Stock options, SAR's, RSA's, and shares held in escrow									738,687	1,083,838	683,762
Diluted shares used in the calculation of earnings per share	15,084,738	14,958,965	14,578,927	14,357,110	14,299,211	14,459,154	14,443,794	14,089,946	14,825,599	14,344,577	13,747,813