Discontinued Operations (Schedule of Assets and Liabilities) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Sep. 30, 2013
Current assets:
Cash and cash equivalents	$ 157	$ 337
Accounts receivable	10,959	7,346
Contracts in progress	9,132	7,201
Inventories, net	18	20
Prepaid expenses and other current assets	637	505
Current assets held for sale	20,903	15,409
Long-term assets:
Property, plant and equipment, net	102	93
Other assets	53	51
Long-term assets held for sale	155	144
Current liabilities:
Accounts payable	4,023	2,973
Accrued salaries, bonuses and commissions	630	1,675
Billings in excess of cost	13,713	11,867
Other accrued expenses and liabilities	640	1,333
Current liabilities held for sale	19,006	17,848
Long-term liabilities held for sale:
Other liabilities	$ 191	$ 204