Note 15 - Discontinued Operations (Details) - Components of Earnings From Discontinued Operations (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net revenues	$ 952	$ 1,066	$ 3,426	$ 2,828
Cost of revenues	21,228	19,042	61,252	50,555
Gross profit	219	208	690	570
Selling, general and administrative expenses	208	177	562	426
Depreciation and amortization		1	1	9
Operating income	11	30	127	135
Other (income) expense	(6)	12	29	40
Income from operations	17	18	98	95
Romanian Disposal Group [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cost of revenues	$ 733	$ 858	$ 2,736	$ 2,258