Note 6 - Accrued Expenses (Details) - Accrued Expenses (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013		Dec. 31, 2012
Accrued Expenses [Abstract]
Salaries, wages and employee benefits	$ 4,747		$ 3,779
Other (1)	3,985	[1]	3,931	[1]
Total accrued expenses	$ 8,732		$ 7,710

[1] As of December 31, 2013 and 2012, no single item included within other accrued expenses exceeded 5.0% of the Company's total current liabilities.