Note 1 - Basis of Presentation (Details) - Shares Used to Calculate Earnings Per Share In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Note 1 - Basis of Presentation (Details) - Shares Used to Calculate Earnings Per Share [Line Items]
Basic weighted average shares outstanding	35,089	22,989	33,114	20,191
Diluted weighted average shares outstanding	36,090	22,989	33,114	20,191
Weighted average shares which are not included in the calculation of diluted earnings (loss) per share because their impact is anti-dilutive:
Antidilutive Shares	459	3,340	2,365	3,232
Equity Option [Member]
Weighted average shares which are not included in the calculation of diluted earnings (loss) per share because their impact is anti-dilutive:
Antidilutive Shares	459	3,340	2,365	3,172
Restricted Stock [Member]
Weighted average shares which are not included in the calculation of diluted earnings (loss) per share because their impact is anti-dilutive:
Antidilutive Shares				60
Employee Stock Option [Member]
Note 1 - Basis of Presentation (Details) - Shares Used to Calculate Earnings Per Share [Line Items]
Effect of dilutive stock options/units	946
Restricted Stock [Member]
Note 1 - Basis of Presentation (Details) - Shares Used to Calculate Earnings Per Share [Line Items]
Effect of dilutive stock options/units	55