Note 4 - Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2015

Notes Tables

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

	December 31, 2013
	Carrying Value		Accumulated Amortization			Net Book Value
Customer relationships	$	23,701	$	(19,632	)	$	4,069
Contract relationships		19,600		(19,600	)		-
Non-competition		83		(83	)		-
Trade name		9		(4	)		5
Total	$	43,393	$	(39,319	)	$	4,074

	December 31, 2014
	Carrying Value		Accumulated Amortization			Net Book Value
Customer relationships	$	24,025	$	(20,880	)	$	3,145
Contract relationships		19,600		(19,600	)		-
Non-competition		107		(89	)		18
Trade name		23		(8	)		15
Total	$	43,755	$	(40,577	)	$	3,178

	December 31, 2015
	Carrying Value		Accumulated Amortization			Net Book Value
Customer relationships	$	24,025	$	(21,685	)	$	2,340
Contract relationships		19,600		(19,600	)		-
Non-competition		107		(95	)		12
Trade name		23		(12	)		11
Total	$	43,755	$	(41,392	)	$	2,363

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

Aggregate amortization expense for the years ended December 31,
2013	$	2,597
2014	$	1,258
2015	$	815
Expected amortization expense for the years ending December 31,
2016	$	578
2017		458
2018		408
2019		389
2020		372
Thereafter		158
Total	$	2,363