Note 7 - Goodwill and Other Intangible Assets, Net (Tables)

12 Months Ended

Dec. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill [Table Text Block]

The following table shows the changes in the carrying amount of goodwill as of and for the years ended December 31, 2016 and 2015:

(In thousands)	Goodwill		Accumulated Impairment Losses			Net
Balance at December 31, 2014	$	194,027	$	(2,095	)	$	191,932
Goodwill acquired	3,238		—			3,238
Impairment losses	—		—			—
Balance at December 31, 2015	197,265		(2,095		)	195,170
Goodwill acquired	—		—			—
Impairment losses	—		—			—
Balance at December 31, 2016	$	197,265	$	(2,095	)	$	195,170

Schedule of Acquired Finite-Lived Intangible Assets by Major Class [Table Text Block]

The following is a summary of the gross and net carrying amounts and accumulated amortization of our other intangible assets as of and for the year to date periods indicated:

	December 31, 2016
(In thousands)	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Client relationships	$	83,316	$	(19,696	)	$	63,620
Technology	15,250		(5,497		)	9,753
Trade name and trademarks	8,340		(2,125		)	6,215
Client backlog	6,680		(5,235		)	1,445
Non-competition agreements	185		(160		)	25
Total	$	113,771	$	(32,713	)	$	81,058
	December 31, 2015
(In thousands)	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Client relationships	$	83,471	$	(11,038	)	$	72,433
Technology	15,100		(2,949		)	12,151
Trade name and trademarks	8,340		(1,243		)	7,097
Client backlog	6,680		(4,184		)	2,496
Non-competition agreements	185		(115		)	70
Total	$	113,776	$	(19,529	)	$	94,247

Generally, for tax purposes, substantially all of our goodwill and other intangible assets are deductible and will be amortized over a period of 15 years. For financial reporting purposes, other intangible assets with finite lives will be amortized over their applicable estimated useful lives in a manner that approximates the pattern of expected economic benefit from each intangible asset, as follows:

	Estimated Useful Life
Client relationships	3 years	-	15 years
Technology	3 years	-	8 years
Trade name and trademarks			10 years
Client backlog	3 years	-	5 years
Non-competition agreements	2 years	-	3 years

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

The estimated aggregate amortization expense for 2017 and thereafter is as follows:

(In thousands)
2017	$	12,646
2018	12,052
2019	10,793
2020	9,185
2021	7,375
Thereafter	29,007
Total	$	81,058