Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value.

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Fair value portion of assets, excluding financial assets and goodwill, that lack physical substance, having a projected indefinite period of benefit.

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Note 7 - Fair Value of Financial Instruments (Details) - Revalue of Goodwill and Intangible Assets - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Dec. 31, 2014	Jun. 30, 2015
Note 7 - Fair Value of Financial Instruments (Details) - Revalue of Goodwill and Intangible Assets [Line Items]
Goodwill (tubular and pipe products segment)		$ (16,500)	$ (16,451)
Tubular and Pipe Products [Member]
Note 7 - Fair Value of Financial Instruments (Details) - Revalue of Goodwill and Intangible Assets [Line Items]
Goodwill (tubular and pipe products segment)	$ (16,500)		(16,451)
Trade Names [Member]
Note 7 - Fair Value of Financial Instruments (Details) - Revalue of Goodwill and Intangible Assets [Line Items]
Trade name (tubular and pipe products segment)			(8,000)
Fair Value, Measurements, Nonrecurring [Member]
Note 7 - Fair Value of Financial Instruments (Details) - Revalue of Goodwill and Intangible Assets [Line Items]
Total	15,425		15,425
Total			(24,451)
Fair Value, Measurements, Nonrecurring [Member] \| Tubular and Pipe Products [Member]
Note 7 - Fair Value of Financial Instruments (Details) - Revalue of Goodwill and Intangible Assets [Line Items]
Goodwill (tubular and pipe products segment)			(16,451)
Fair Value, Measurements, Nonrecurring [Member] \| Trade Names [Member] \| Tubular and Pipe Products [Member]
Note 7 - Fair Value of Financial Instruments (Details) - Revalue of Goodwill and Intangible Assets [Line Items]
Trade name (tubular and pipe products segment)	15,425		15,425
Trade name (tubular and pipe products segment)			(8,000)
Fair Value, Inputs, Level 3 [Member] \| Fair Value, Measurements, Nonrecurring [Member]
Note 7 - Fair Value of Financial Instruments (Details) - Revalue of Goodwill and Intangible Assets [Line Items]
Total	15,425		15,425
Fair Value, Inputs, Level 3 [Member] \| Fair Value, Measurements, Nonrecurring [Member] \| Trade Names [Member] \| Tubular and Pipe Products [Member]
Note 7 - Fair Value of Financial Instruments (Details) - Revalue of Goodwill and Intangible Assets [Line Items]
Trade name (tubular and pipe products segment)	$ 15,425		$ 15,425