Note 9 - Commitments and Contingencies (Details) (USD $)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Commitments and Contingencies Disclosure [Abstract]
Operating Leases, Rent Expense	$ 3,500,000	$ 3,000,000
Defined Contribution Plan, Cost Recognized	$ 228,000	$ 139,000