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Amount of prejudgment interest awarded to the plaintiff in the legal matter.

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Approximate number of sites named potentially responsible parties.

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Represents the number of subsidiaries for which notice from United States Environmental Protection Agency is received.

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Payments in exchange for release and full indemnity against future cost.

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Pending increase or (decrease) in damages award to the plaintiff in the legal matter during the period.

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Estimated range of the reasonably possible loss exposure for environmental loss contingencies at an individual site.

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Total costs accrued as of the balance sheet date for environmental loss contingencies.

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The aggregate amount disbursed during the reporting period to settle environmental loss contingencies.

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Amount of damages awarded to the plaintiff in the legal matter.

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Number of plaintiffs that have filed claims pertaining to a loss contingency.

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Note 11 - Contingencies (Details Textual) $ in Thousands	9 Months Ended	12 Months Ended
Note 11 - Contingencies (Details Textual) $ in Thousands	Sep. 30, 2015 USD ($)	Dec. 31, 2008 USD ($)	Dec. 31, 2003 USD ($)	Dec. 31, 2014 USD ($)
Maximum [Member] \| Newark Bay Complex Litigation [Member]
Site Contingency Loss Exposure, Estimated Range	$ 1,000,000
Maximum [Member] \| Harriman Site [Member]
Site Contingency Loss Exposure, Estimated Range	7,000
Minimum [Member] \| Newark Bay Complex Litigation [Member]
Site Contingency Loss Exposure, Estimated Range	500,000
Minimum [Member] \| Harriman Site [Member]
Site Contingency Loss Exposure, Estimated Range	2,000
Bayonne [Member]
Accrual for Environmental Loss Contingencies	472
Cosan Clifton New Jersey Site [Member]
Accrual for Environmental Loss Contingencies	1,124
Cosan Carlstadt New Jersey Site [Member]
Accrual for Environmental Loss Contingencies	1,047
Berrys Creek Site [Member]
Accrual for Environmental Loss Contingencies	$ 64
Number of Subsidiaries Notice Received	2
Maybrook Site [Member]
Accrual for Environmental Loss Contingencies	$ 322
Harriman Site [Member]
Accrual for Environmental Loss Contingencies	3,565
Scientific Chemical Processing SCP Superfund Site [Member]
Accrual for Environmental Loss Contingencies	$ 934
Number of Other Sites Named PRP of SCP Superfund Site	130
Site Contingency, Recovery from Third Party of Environmental Remediation Cost	$ 598
Lorazepam and Clorazepate [Member] \| Indemnification Agreement [Member]
Payment in Exchange for Release and Full Indemnity Against Future Cost or Liabilities			$ 12,415
Lorazepam and Clorazepate [Member]
Loss Contingency, Number of Plaintiffs		4
Judgment Amount Against Parties Payable Jointly and Severally		$ 19,200
Loss Contingency, Damages Awarded, Value		16,709
Loss Contingency, Prejudgment Interest		7,500
Pending Increase (Decrease) in Damages Award Value		$ (9,600)
Accrual for Environmental Loss Contingencies	8,768			$ 9,595
Accrual for Environmental Loss Contingencies, Payments	1,621
Accrual for Environmental Loss Contingencies, Increase (Decrease) for Currency Translation	(78)
Accrual for Environmental Loss Contingencies, Period Increase (Decrease)	$ 872