Note 15 - Accrued Expenses (Detail) - Accrued Expenses (USD $)	Dec. 31, 2012	Dec. 31, 2011
Salaries, wages, commissions and vacation pay	$ 2,653,000	$ 3,642,000
Other accrued expenses	569,000	857,000
	$ 3,222,000	$ 4,499,000