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Note 12 - Debt (Tables)

6 Months Ended

Jun. 30, 2015

Debt Disclosure [Abstract]

Schedule of Debt [Table Text Block]

		June 30,  2015
		Carrying Value				Fair Value
Equipment-based revolving loan		$	14,550			$	-
Equipment-based term loan			20,000				20,000
Total Equipment-based Facility debt		$	34,550			$	20,000

X

- References

No definition available.

+ Details

Name:	us-gaap_DebtDisclosureAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

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- Definition

Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation.

+ References

No definition available.

+ Details

Name:	us-gaap_ScheduleOfDebtTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration