Note 21 - Discontinued Operations (Details Textual) - USD ($) $ in Thousands	3 Months Ended																12 Months Ended
	Dec. 31, 2015		Sep. 30, 2015	[1]	Jun. 30, 2015	[1]	Mar. 31, 2015	[1]	Dec. 31, 2014		Sep. 30, 2014	[1],[4]	Jun. 30, 2014	[1],[5]	Mar. 31, 2014	[1],[6]	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent	$ 332	[1],[2]	$ (129)		$ 213		$ (375)		$ (373)	[1],[3]	$ (113)		$ (160)		$ (184)		$ 41	$ (830)	$ (4,360)
Discontinued Operation, Amounts of Material Contingent Liabilities Remaining	$ 8,209								$ 8,647								8,209	8,647
Cash Provided by (Used in) Operating Activities, Discontinued Operations																	$ (1,536)	$ (1,858)	$ (1,533)

[1] Discontinued operations include charges for environmental remediation related to sites of divested businesses.

[2] Income from continuing operations includes restructuring expenses of $15,573 and a tax benefit of $1,464 related to the decision to sell our finished dosage form facility in Hyderabad, India.

[3] Income from continuing operations includes a gain on sale of land of $1,234 and a corresponding tax expense of $387, a benefit of $11,719 for the reversal of a valuation allowance on deferred tax assets, a benefit of $3,948 for favorable audit settlements, and expense of $7,170 related to a voluntary lump sum pension settlement.

[4] Income from continuing operations includes the reversal of a valuation allowance on deferred tax assets of $824.

[5] Income from continuing operations includes the reversal of a valuation allowance on deferred tax assets of $14,161 and a loss of $4,122 related to the purchase of the remaining shares in Zenara.

[6] Income from continuing operations includes the reversal of a valuation allowance on deferred tax assets of $198.