DELAWARE ECONOMIC DEVELOPMENT AUTHORITY LOAN (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Dec. 31, 2012	Jun. 30, 2010
Debt Instrument [Line Items]
Delaware Economic Development Authority loan	$ 16,000	$ 20,000	$ 20,000
Annual conversion of loan to grant	4,000
Term of loan conversion	5 years
Minimum man hours of labor utilized	600000 hours
Minimum qualified capital expenditures	$ 125,000
Zero Percent Interest Note [Member]
Debt Instrument [Line Items]
Debt fixed interest rate	0.00%