Note 3 - Acquisitions (Tables)

9 Months Ended

Sep. 30, 2014

Note 3 - Acquisitions (Tables) [Line Items]

Business Acquisition, Pro Forma Information [Table Text Block]

	Three months ended September 30,					Nine months ended September 30,
	2013			2014		2013			2014
	(In thousands, except per share data)
Pro forma revenues	$	175,587		$	204,700	$	525,622		$	596,273
Pro forma net income (loss)		(2,183	)		3,277		(8,588	)		7,064
Pro forma income (loss) per share: Basic	$	(0.06	)	$	0.08	$	(0.25	)	$	0.18
Pro forma income (loss) per share: Diluted	$	(0.06	)	$	0.08	$	(0.25	)	$	0.17

2013 Acquisitions [Member]

Note 3 - Acquisitions (Tables) [Line Items]

Schedule of Preliminary Purchase Price Allocation [Table Text Block]

	Preliminary purchase price allocation December 31, 2013		Adjustments/ reclassifications			Preliminary purchase price allocation September 30, 2014
Equipment and leasehold improvements		130		—			130
Customer relationships		3,141		—			3,141
Tradename		710		—			710
Goodwill		3,024		(309	)		2,715
Assets acquired and liabilities assumed, net		688		(64	)		624
Totals		7,693		(373	)		7,320

2014 Acquisitions [Member]

Note 3 - Acquisitions (Tables) [Line Items]

Schedule of Preliminary Purchase Price Allocation [Table Text Block]

	Preliminary purchase price allocation September 30, 2014
Equipment and leasehold improvements	$	886
Customer relationships		48,716
Tradename		12,642
Covenants not to compete		620
Technology		1,870
Goodwill		138,561
Net deferred tax liability associated with step-up in book basis		(12,763	)
Assets acquired and liabilities assumed, net		5,000
Total	$	195,532