Note 10 - Fair Value Measurements (Details) (USD $)	6 Months Ended		3 Months Ended
	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013 Selling, General and Administrative Expenses [Member]	Jun. 30, 2013 Graphic Solutions [Member]	Jun. 30, 2014 MacDermid [Member]	Oct. 31, 2013 MacDermid [Member]
Note 10 - Fair Value Measurements (Details) [Line Items]
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High					$ 100,000	$ 100,000,000
Indefinite-Lived Intangible Assets (Excluding Goodwill)				4,300
Indefinite-lived Intangible Assets (Excluding Goodwill), Fair Value Disclosure				3,900
Impairment of Intangible Assets (Excluding Goodwill)	$ 400		$ 400
Investment Net Asset Value (in Dollars per share)		$ 1.00