XML 23 R46.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Long-Term Debt (Detail Textuals) (USD $) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Aug. 31, 2010
Line of Credit Facility [Line Items] |  |  |
Percentage of ownership |  |  | 100.00%
Maximum amount outstanding during the period |  | $ 350,000,000 |
Line of credit facility expiration period | 5 years |  |
Description of variable rate basis of debt instrument | The Base Rate, which is the highest of Bank of America's "prime rate" for the day of the borrowing, a fluctuating rate per annum equal to the Federal Funds Rate plus 0.50%, and a rate per annum equal to the one (1) month LIBOR rate plus 1.00%, in each case plus a margin that ranges from 0.25% to 1.25% based on a quarterly debt covenant calculation; or |  |
Credit facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Outstanding borrowings under the facility | 107,000,000 | 203,300,000 | 200,000,000
Maximum amount outstanding during the period |  | 50,000,000 |
Revolving credit facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Outstanding borrowings under the facility |  |  | 350,000,000
Origination fees and other costs |  | 2,300,000 |
Letter of swingline subfacility |  |  |
Line of Credit Facility [Line Items] |  |  |
Maximum amount outstanding during the period |  | $ 25,000,000 |

X
- Definition Represents the term of line of credit facility.Represents the term of line of credit facility. + References No definition available. + Details
Name: | res_LineOfCreditFacilityExpirationPeriod
Namespace Prefix: | res_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition This element represents the amount of origination fees and other costs related to the debt. + References No definition available. + Details
Name: | res_LineOfCreditFacilityOriginationFeesAndOtherCosts
Namespace Prefix: | res_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentDescriptionOfVariableRateBasis
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_LineOfCreditFacilityLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Maximum amount borrowed under the credit facility at any time during the period. + References No definition available. + Details
Name: | us-gaap_LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 129 -Paragraph 2, 4 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
Name: | us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The parent entity's interest in net assets of the subsidiary, expressed as a percentage. + References No definition available. + Details
Name: | us-gaap_MinorityInterestOwnershipPercentageByParent
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant