Note 2 - Summary of Significant Accounting Policies - Other Comprehensive Income Activity (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Foreign currency translation adjustments		$ 833	$ 281	$ (1,255)	$ (66)
Realized losses reclassified into earnings, net of tax (1)	[1]	666	526	666	526
Other comprehensive income (loss), net of tax		$ 1,499	$ 807	$ (589)	$ 460

[1] Represents the reclassification of foreign currency translation adjustments from accumulated other comprehensive loss into earnings as a result of closing international offices. Amounts are included in the other expense line item in the Consolidated Statements of Comprehensive Income.