Note 6 - Restructuring and Related Reorganization Costs - Summary of Severance and Related Charges (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2017	Mar. 31, 2016
Balance	$ 3,916	$ 8,597
Costs Incurred	553	1,171
Cash Payments	(1,272)	(1,276)
Foreign Exchange Rate Adjustments	39	(252)
Balance	3,236	8,240
Ingeus Futures' Program [Member]
Balance	2,486
Costs Incurred	553
Cash Payments	(152)
Foreign Exchange Rate Adjustments	29
Balance	2,916
TR Contract Restructuring [Member]
Balance	1,380	6,538
Costs Incurred		1,065
Cash Payments	(1,120)	(583)
Foreign Exchange Rate Adjustments	9	(190)
Balance	269	6,830
IUK Restructuring [Member]
Balance	50	2,059
Costs Incurred		106
Cash Payments		(693)
Foreign Exchange Rate Adjustments	1	(62)
Balance	$ 51	$ 1,410

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 25
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3536-108585

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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

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Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SAB Topic 5.P.4(b))
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
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