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STATEMENTS OF CASH FLOWS (UNAUDITED) (Parenthenticals) (USD $)	9 Months Ended
	Sep. 30, 2012
Statement of Cash Flows [Abstract]
unrealized market loss	$ 107,072

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- Definition

Unrealized market gain loss on sale of assets.

+ References

No definition available.

+ Details

Name:	mcve_UnrealizedMarketLossOnSaleOfAssets
Namespace Prefix:	mcve_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

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- Details

Name:	us-gaap_StatementOfCashFlowsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration