Note 12 - Commitments and Contingencies (Details) (USD $) In Thousands, unless otherwise specified	1 Months Ended	3 Months Ended		9 Months Ended			1 Months Ended	45 Months Ended					1 Months Ended		3 Months Ended
	Jun. 28, 2013	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012	Jun. 28, 2013 Special Fee [Member] Stone River Companies, LLC [Member]	Sep. 30, 2013 Contingent Payment, Project Annual Billings, Percentage [Member]	Sep. 30, 2013 Contingent Payment, Projected Annual Billings, Period in Months [Member]	Sep. 30, 2013 Contingent Payment, Contingent Fees [Member]	Sep. 30, 2013 Not to Exceed Share Price [Member]	Sep. 30, 2013 Number of Days Stock Price Must Trade Above Ceiling to Trigger Additional Fee [Member]	Jun. 28, 2013 Stone River Companies, LLC [Member] Principal [Member]	Jun. 28, 2013 Stone River Companies, LLC [Member] Accrued Interest [Member]	Jun. 30, 2013 Stone River Companies, LLC [Member]
Note 12 - Commitments and Contingencies (Details) [Line Items]
Business Combination, Contingent Consideration Arrangements, Description								2.5%	42	$500	$2.00	twenty
Payments for (Proceeds from) Previous Acquisition		$ 0	$ 51	$ 206	$ 140
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability				12			500
Extinguishment of Debt, Amount													500	92	500
Adjustment to Contingent Consideration	66
Business Combination, Contingent Consideration, Liability						$ 728