Note 3 - Goodwill and Intangible Assets (Details) (USD $)								6 Months Ended
	Jun. 30, 2013	Dec. 31, 2012	Jun. 30, 2013 Manufacturing [Member]	Dec. 31, 2012 Manufacturing [Member]	Jun. 30, 2013 Distribution [Member]	Dec. 31, 2012 Distribution [Member]	Jun. 30, 2013 Customer Relationships and Non-compete Agreements [Member]	Jun. 30, 2013 Minimum [Member] Customer Relationships and Non-compete Agreements [Member]	Jun. 30, 2013 Maximum [Member] Customer Relationships and Non-compete Agreements [Member]
Note 3 - Goodwill and Intangible Assets (Details) [Line Items]
Goodwill	$ 10,362,000	$ 10,362,000	$ 10,300,000	$ 10,300,000	$ 100,000	$ 100,000
Intangible Assets, Net (Excluding Goodwill)	18,179,000	19,219,000	17,358,000	18,242,000	821,000	977,000
Indefinite-Lived Trademarks	3,504,000	3,504,000
Finite-Lived Intangible Assets, Net							$ 14,700,000
Finite-Lived Intangible Asset, Useful Life								1 year	19 years