Note 11 - Intangible Assets, Net (Details) (USD $)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Disclosure Text Block [Abstract]
Amortization of Intangible Assets	$ 264,000	$ 263,000
Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year	785,000
Finite-Lived Intangible Assets, Amortization Expense, Year Two	1,047,000
Finite-Lived Intangible Assets, Amortization Expense, Year Three	1,006,000
Finite-Lived Intangible Assets, Amortization Expense, Year Four	508,000
Finite-Lived Intangible Assets, Amortization Expense, Year Five	$ 310,000