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ENTRY INTO A DEFINITIVE AGREEMENT (Details) (USD $)	9 Months Ended	0 Months Ended
	Sep. 30, 2012	Oct. 15, 2012 OYO Geospace GSX seismic recording system Subsequent event item
ENTRY INTO A DEFINITIVE AGREEMENT
Volume of seismic data purchased		8,000
Notes payable		$ 7,000,000
Maturity period of note payable	36 months
Payment made to acquire wireless seismic recording equipment		$ 7,200,000

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