ACQUISITION (Detail Textuals) (USD $)		1 Months Ended
	Dec. 31, 2012	Dec. 30, 2011 Voxel Holdings Inc
Business Acquisition [Line Items]
Total purchase consideration		$ 33,280,000
Accrued contingent consideration		5,000,000
Present value of contingent consideration	4,800,000	4,600,000
Acquisition-related expenses		600,000
Deferred income tax liability		$ 6,140,000