Note 9 - Per Share Results (Tables)

3 Months Ended

Mar. 31, 2013

Schedule of Weighted Average Number of Shares [Table Text Block]

	Three Months Ended
	March 31
	2013		2012
Weighted-average number of common shares outstanding		44,010,890		32,075,367
Effect of dilutive stock options and restricted shares		58,163		31
Weighted-average number of common shares and dilutive potential common shares outstanding		44,069,053		32,075,398