Note 9 - Accrued Expenses (Detail) - Accrued Expenses (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013		Dec. 31, 2012
Salaries, wages and employee benefits	$ 4,333		$ 3,779
Other (1)	4,968	[1]	3,931	[1]
Total accrued expenses	$ 9,301		$ 7,710

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