Note 6 - Intangible Assets (Details) - Summary of Net Carrying Value of Intangible Assets (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Intangible assets:
Finite-Lived Intangible Assets	$ 55	$ 608
Total intangible assets, net	55	608
Trade Names [Member]
Intangible assets:
Amortization Life (in years)
Finite-Lived Intangible Assets		350
Customer Relationships [Member]
Intangible assets:
Amortization Life (in years)	5 years
Finite-Lived Intangible Assets	$ 55	$ 258