Note 3 - Acquisitions (Tables)

6 Months Ended

Jun. 30, 2014

Note 3 - Acquisitions (Tables) [Line Items]

Business Acquisition, Pro Forma Information [Table Text Block]

	Three months ended June 30,					Six months ended June 30,
	2013			2014		2013			2014
	(In thousands, except per share data)
Pro forma revenues	$	178,827		$	203,334	$	348,401		$	389,496
Pro forma net income (loss)		(2,366	)		3,975		(6,268	)		3,695
Pro forma income (loss) per share: Basic	$	(0.07	)	$	0.10	$	(0.18	)	$	0.10
Pro forma income (loss) per share: Diluted	$	(0.07	)	$	0.10	$	(0.18	)	$	0.09

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 June 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 June 30, 2014
Equipment and leasehold improvements	$	870
Customer relationships		47,307
Tradename		12,415
Covenants not to compete		620
Technology		1,870
Goodwill		135,830
Net deferred tax liability associated with step-up in book basis		(12,375	)
Assets acquired and liabilities assumed, net		6,661
Total	$	193,198