Accounts Receivable (Tables)

3 Months Ended

Sep. 30, 2012

Receivables [Abstract]

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

Accounts receivable, net as of June 30, 2012 and September 30, 2012 consisted of the following (in thousands):

	June 30,			September 30,
	2012			2012
Billed and billable, net of allowance of $532 and $626 as of June 30, 2012 and September 30, 2012, respectively	$	290,620		$	231,734
Unbilled:
Retainages		3,391			3,338
Revenue recorded in excess of milestone billings on fixed-price contracts		14,518			18,022
Revenue recorded in excess of contractual authorization, billable upon receipt of contractual documents		6,174			2,404
Allowance for unbillable amounts		(5,269	)		(4,923	)
Total unbilled		18,814			18,841
Accounts receivable, net	$	309,434		$	250,575