Note 3 - Acquisitions (Tables)

12 Months Ended

Dec. 31, 2012

Schedule of Purchase Price Allocation [Table Text Block]

	Aggregate Acquisitions
Current assets	$	30,427
Long term assets		3,164
Current liabilities		(21,169)
Long-term liabilities		(1,080)
Non-controlling interests		(1,906)
	$	9,436
Note consideration	$	655
Cash consideration, net of cash acquired of $419		19,153
Acquisition date fair value of contingent consideration		1,944
Total purchase consideration	$	21,752
Acquired intangible assets	$	7,420
Goodwill	$	4,896

	Aggregate Acquisitions
Current assets	$	1,819
Long term assets		1,277
Current liabilities		(4,235)
Long-term liabilities		(1,779)
Non-controlling interests		(7,238)
	$	(10,156)
Cash consideration, net of cash acquired of $531	$	22,975
Acquisition date fair value of contingent consideration		3,482
Total purchase consideration	$	26,457
Acquired intangible assets	$	16,586
Goodwill	$	20,027

	Aggregate
	Acquisitions
Current assets	$	10,308
Long term assets		2,707
Current liabilities		(10,582)
Long-term liabilities		(7,430)
Non-controlling interests		(30,146)
	$	(35,143)
Note consideration	$	475
Cash consideration, net of cash acquired of $7,636		31,928
Acquisition date fair value of contingent consideration		11,672
Total purchase consideration	$	44,075
Acquired intangible assets	$	46,751
Goodwill	$	32,467

Business Acquisition, Pro Forma Information [Table Text Block]

	Revenues		Net earnings
Actual from acquired entities for 2012	$	80,556	$	1,584
Supplemental pro forma for 2012 (unaudited)		2,337,366		41,287
Supplemental pro forma for 2011 (unaudited)		2,365,160		102,540
Supplemental pro forma for 2010 (unaudited)		2,208,688		52,446