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Note 9 - Derivative Financial Instruments (Details) - Summary of Derivative Instruments: (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Derivative assets:
Derivative Assets	$ 117	$ 8
Other Current Assets [Member]
Derivative assets:
Derivative Assets	109	7
Other Noncurrent Assets [Member]
Derivative assets:
Derivative Assets	$ 8	$ 1

Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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