Note 4 - Goodwill and Other Intangible Assets (Details) - Details of Other Intangible Assets and Related Future Amortization Expense (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012
Finite-Lived Intangible Assets [Line Items]
Weighted Average Useful Life	11 years 146 days		12 years 73 days
Gross Carrying Value	$ 179,611		$ 119,439
Accumulated Amortization	81,254		70,627
Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	5,489	[1]	5,872	[1]
Accumulated Amortization		[1]		[1]
Patents, Licenses and Software [Member]
Finite-Lived Intangible Assets [Line Items]
Weighted Average Useful Life	11 years	[2]	11 years 292 days	[2]
Gross Carrying Value	63,026	[2]	43,939	[2]
Accumulated Amortization	37,860	[2]	32,795	[2]
Distribution Rights [Member]
Finite-Lived Intangible Assets [Line Items]
Weighted Average Useful Life	11 years 328 days	[2]	13 years 255 days	[2]
Gross Carrying Value	71,786	[2]	36,506	[2]
Accumulated Amortization	29,101	[2]	26,733	[2]
Customer Lists, Trademarks and Tradenames [Member]
Finite-Lived Intangible Assets [Line Items]
Weighted Average Useful Life	12 years 255 days	[2]	13 years 109 days	[2]
Gross Carrying Value	39,310	[2]	33,122	[2]
Accumulated Amortization	$ 14,293	[2]	$ 11,099	[2]

[1] Tradenames with indefinite lives.

[2] Increase to gross carrying value for in 2013 is related to the preliminary Hamlin acquisition purchase price allocation discussed in Note 2. Other changes are primarily due to the impact of foreign currency translation adjustments.