Note 13 - Segment and Geographical Information (Details) - Reconciliation of Segment Profit to the Consolidated Statement of Comprehensive Loss (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014		Mar. 31, 2013
Reconciliation of Segment Profit to the Consolidated Statement of Comprehensive Loss [Abstract]
Segment Profit	$ 28,010	[1],[2]	$ 23,005	[1],[2]
Depreciation and amortization	(14,342)	[1],[2]	(16,326)	[1],[2]
Share-based compensation expense	(5,353)		(4,131)
Acquisition related transaction costs	(1,192)		(449)
Other expenses			(363)
Income from operations	$ 7,123		$ 1,736

[1] For segment purposes, the Company defines segment profit as earnings before interest expenses, income taxes, depreciation and amortization, sharebasedcompensation expenses, acquisition related transaction costs and other expenses. A consolidated reconciliation from segment profit to income fromoperations is included below.

[2] Long-lived assets are noncurrent assets excluding deferred tax assets and deferred financing costs.