Note 8 - Restructuring, Redundancy and Related Reorganization Costs (Details Textual) $ in Thousands |
12 Months Ended | |
|---|---|---|
|
Dec. 31, 2016
USD ($)
|
Dec. 31, 2015
USD ($)
|
|
| Severance Costs | $ 8,511 | $ 10,551 |
| Employee Severance [Member] | WD Services [Member] | Ingeus Acquisition [Member] | ||
| Number of Severance Plans | 2 | |
| Severance Costs | $ 8,511 | 10,551 |
| Employee Severance [Member] | WD Services [Member] | Ingeus Acquisition [Member] | Accrued Expenses [Member] | ||
| Restructuring Costs | $ 3,916 | $ 8,597 |