Note 5 - Goodwill and Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2014

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill [Table Text Block]

	Performance Materials			Graphic Solutions			Total
Balance, December 31, 2013	$	773,713		$	229,173		$	1,002,886
Acquisition adjustments		3,453			-			3,453
Foreign currency translation and other		(4,129	)		(462	)		(4,591	)
Balance, March 31, 2014	$	773,037		$	228,711		$	1,001,748

Schedule of Finite-Lived Intangible Assets [Table Text Block]

	March 31, 2014							December 31, 2013
	Gross Carrying Amount		Accumulated Amortization and Foreign Exchange			Net Book Value		Gross Carrying Amount		Accumulated Amortization and Foreign Exchange			Net Book Value
Customer lists	$	458,400	$	(14,992	)	$	443,408	$	458,400	$	(2,290	)	$	456,110
Developed technology		155,000		(6,231	)		148,769		155,000		(1,506	)		153,494
Total	$	613,400	$	(21,223	)	$	592,177	$	613,400	$	(3,796	)	$	609,604