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Note 9 - Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2014

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill [Table Text Block]

		Year Ended December 31, 2014												Year Ended December 31, 2013
		Gross				Accumulated Impairment				Net				Gross				Accumulated Impairment				Net
Balance at beginning of year		$	1,111,480			$	(503,193	)		$	608,287			$	1,056,136			$	(503,193	)		$	552,943
Acquisitions of businesses, net			27,278				-			$	27,278				56,605				-			$	56,605
Sale of business, net			-				-				-				(1,261	)			-				(1,261	)
Balance at end of year		$	1,138,758			$	(503,193	)		$	635,565			$	1,111,480			$	(503,193	)		$	608,287

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

		Weighted Average				2014												2013
		Amortization Years				Cost				Accumulated Impairment				Net Cost				Cost				Accumulated Impairment				Net Cost
Indefinite lived intangible assets
Trade names						$	192,073			$	(9,389	)		$	182,684			$	182,585			$	(9,389	)		$	173,196

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

						Cost				Accumulated Amortization				Amortized Cost				Cost				Accumulated Amortization				Amortized Cost
Finite lived intangible assets
Trade names			0			$	8,775			$	(8,775	)		$	-			$	8,775			$	(8,775	)		$	-
Customer lists			8				304,180				(263,178	)			41,002				294,627				(251,863	)			42,764
Patents			15				121,341				(64,447	)			56,894				118,921				(56,503	)			62,418
Unpatented technology			13				13,169				(10,435	)			2,734				13,169				(9,064	)			4,105
Software			8				1,046				(1,037	)			9				1,046				(912	)			134
Non-compete/other			7				1,961				(406	)			1,555				345				(137	)			208
Total finite lived intangible assets						$	450,472			$	(348,278	)		$	102,194			$	436,883			$	(327,254	)		$	109,629

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Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

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Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule.

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