Note 4 - Goodwill and Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2013

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Finite-Lived Intangible Assets [Table Text Block]

	Weighted Average Amortization Life (Years)		Cost		Accumulated Amortization			Net
Balance at September 30, 2013:
Customer relationships		8.3	$	14,600	$	(5,796	)	$	8,804
Contractual backlog		6.5		6,700		(3,680	)		3,020
Customer contracts		5.4		3,500		(3,499	)		1
Total		7.4	$	24,800	$	(12,975	)	$	11,825
Balance at December 31, 2012:
Customer relationships		8.3	$	14,600	$	(3,728	)	$	10,872
Contractual backlog		6.5		6,700		(2,961	)		3,739
Customer contracts		5.4		3,500		(3,494	)		6
Trade name		1.5		600		(600	)		-
Total		7.3	$	25,400	$	(10,783	)	$	14,617

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

Remainder of 2013	$	930
2014	$	3,663
2015	$	2,887
2016	$	2,139
2017	$	1,171
2018 and thereafter	$	1,035