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Note 8 - Equity-method Investment (Tables)

3 Months Ended

Mar. 31, 2017

Notes Tables

Equity Method Investment, Summarized Financial Information, Income Statement [Table Text Block]

		Three Months Ended March 31,
		2017				2016
Asset impairments to write investment down to fair value		$	—			$	3,498
Our portion of the partnership’s operating losses			—				2,066
Non-cash interest expense related to the amortization of the discounted fair value of future equity contributions			—				92
Tax benefits and credits generated			—				5,945

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- Definition

Tabular disclosure of summarized financial information in income statement for equity method investment.

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- References

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
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