Note 18 - Income Taxes (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Domestic Tax Authority [Member] | Matrix [Member]
Operating Loss Carryforwards	$ 2,541
Domestic Tax Authority [Member]
Operating Loss Carryforwards	$ 578
Taxable Income Projection Years	3 years
State and Local Jurisdiction [Member] | Matrix [Member]
Operating Loss Carryforwards	$ 1,989
State and Local Jurisdiction [Member] | Minimum [Member]
Taxable Income Projection Years	3 years
State and Local Jurisdiction [Member] | Maximum [Member]
Taxable Income Projection Years	4 years
State and Local Jurisdiction [Member]
Operating Loss Carryforwards	$ 12,239
Foreign Tax Authority [Member] | Ingeus and Matrix [Member]
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount	5,249
Foreign Tax Authority [Member] | Australia and France [Member]
Deferred Tax Assets, Valuation Allowance	$ 21,513
Foreign Tax Authority [Member] | Minimum [Member]
Taxable Income Projection Years	2 years
Foreign Tax Authority [Member] | Maximum [Member]
Taxable Income Projection Years	5 years
Domestic and State Local [Member]
Deferred Tax Assets, Valuation Allowance	$ 1,170
Continuing Operations [Member]
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount	$ 3,812
Earliest Tax Year [Member]
Open Tax Year	2011
Latest Tax Year [Member]
Open Tax Year	2015
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount	$ 9,061
Deferred Tax Assets, Valuation Allowance	22,683	$ 13,622
Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation	2,857	2,722	$ 1,120
Adjustments to Additional Paid in Capital, Income Tax Deficiency from Share-based Compensation	151	38	683
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense	27	14	$ 76
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	$ 48	$ 24