Note 11 - Goodwill and Intangible Assets (Details) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Goodwill and Intangible Assets Disclosure [Abstract]
Amortization of Intangible Assets	$ 8,297,000	$ 336,000	$ 75,000
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months	10,900,000
Finite-Lived Intangible Assets, Amortization Expense, Year Two	10,400,000
Finite-Lived Intangible Assets, Amortization Expense, Year Three	9,800,000
Finite-Lived Intangible Assets, Amortization Expense, Year Four	5,200,000
Finite-Lived Intangible Assets, Amortization Expense, Year Five	3,700,000
Goodwill and Intangible Asset Impairment	$ 0	$ 0	$ 0