Note 9 - Fair Value Measurements (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified			9 Months Ended
	Sep. 30, 2014	Dec. 31, 2013	Sep. 30, 2014 Graphic Solutions [Member]	Sep. 30, 2014 MacDermid [Member]	Dec. 31, 2013 MacDermid [Member]	Oct. 31, 2013 MacDermid [Member]
Note 9 - Fair Value Measurements (Details) [Line Items]
Business Combination, Contingent Consideration, Liability	$ 60,900	$ 34,800		$ 100,000	$ 35,500	$ 35,500
Business Combination, Contingent Consideration Performance Metrics Period			7 years
Investment Net Asset Value	$ 1.00