Note 3 - Contract Receivables (Tables)

6 Months Ended

Jun. 30, 2013

Loans, Notes, Trade and Other Receivables Disclosure [Text Block]

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

	June 30, 2013			December 31, 2012
Billed	$	128,178		$	135,917
Unbilled		80,882			70,469
Allowance for doubtful accounts		(1,620	)		(1,448	)
Contract receivables, net	$	207,440		$	204,938