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Commitments and Contingencies (Details 3) (USD $)	12 Months Ended	3 Months Ended
	Dec. 31, 2014	Dec. 31, 2014	Dec. 31, 2013	Jul. 31, 2013
Loss contingencies
Estimated damage liability that may not be covered by insurance			$ 393,592us-gaap_AccruedInsuranceCurrentAndNoncurrent
Gain on settlement of property damage	243,592us-gaap_GainLossRelatedToLitigationSettlement
Property damage complaint
Loss contingencies
Estimated damage liability that may not be covered by insurance				393,592us-gaap_AccruedInsuranceCurrentAndNoncurrent / us-gaap_LitigationCaseAxis = resx_PropertyDamageComplaintFiledByTruckInsuranceExchangeMember
Cash payment made to settle the property damage litigation		150,000us-gaap_PaymentsForLegalSettlements / us-gaap_LitigationCaseAxis = resx_PropertyDamageComplaintFiledByTruckInsuranceExchangeMember
Gain on settlement of property damage		$ 243,592us-gaap_GainLossRelatedToLitigationSettlement / us-gaap_LitigationCaseAxis = resx_PropertyDamageComplaintFiledByTruckInsuranceExchangeMember

X

- Definition

Carrying value as of the balance sheet date of obligations incurred through that date and payable to insurance entities to mitigate potential loss from various risks or to satisfy a promise to provide certain coverage's to employees.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.15(5))

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 15

-Subparagraph a

-Article 7



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 15

-Subparagraph 5

-Article 9



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.15(5))

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	credit
Period Type:	instant

X

- Definition

Amount of gain (loss) recognized in settlement of litigation and insurance claims. Excludes claims within an insurance entity's normal claims settlement process.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349

+ Details

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Balance Type:	credit
Period Type:	duration

X

- Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The amount of cash paid for the settlement of litigation or for other legal issues during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 25

-Subparagraph (g)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585

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Balance Type:	credit
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X

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: