Note 3 - Acquisitions (Tables)

6 Months Ended

Jun. 30, 2015

Note 3 - Acquisitions (Tables) [Line Items]

Business Acquisition, Pro Forma Information [Table Text Block]

	Three months ended June 30,					Six months ended June 30,
	2014		2015			2014		2015
	(In thousands, except per share data)
Pro forma revenues	$	207,638	$	209,094		$	397,383	$	407,550
Pro forma net income (loss)		4,023		(7,756	)		3,828		(5,829	)
Pro forma income (loss) per share: Basic	$	0.10	$	(0.19	)	$	0.10	$	(0.14	)
Pro forma income (loss) per share: Diluted	$	0.10	$	(0.19	)	$	0.09	$	(0.14	)

2014 Acquisitions [Member]

Note 3 - Acquisitions (Tables) [Line Items]

Schedule of Preliminary Purchase Price Allocation [Table Text Block]

	Preliminary purchase price allocation December 31, 2014			Adjustments/ reclassifications			Preliminary purchase price allocation June 30, 2015
Equipment and leasehold improvements		886			—			886
Customer relationships		50,216			—			50,216
Tradenames		10,342			—			10,342
Covenants not to compete		590			—			590
Technology		1,870			—			1,870
Goodwill		136,034			471			136,505
Net deferred tax liability associated with step-up in book basis		(9,041	)		—			(9,041	)
Assets acquired and liabilities assumed, net		3,785			(380	)		3,405
Totals		194,682			91			194,773

2015 Acquisitions [Member]

Note 3 - Acquisitions (Tables) [Line Items]

Schedule of Preliminary Purchase Price Allocation [Table Text Block]

	Preliminary purchase price allocation June 30, 2015
Equipment and leasehold improvements	$	74
Customer relationships		4,265
Tradename		998
Covenants not to compete		182
Goodwill		4,654
Assets acquired and liabilities assumed, net		972
Total	$	11,145