1.0.0.3 false 2000 - CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (UNAUDITED) (USD $) In Thousands, except Per Share data false 1 $ false false u000 Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 u002 Divide http://www.xbrl.org/2003/iso4217 USD iso4217 http://www.xbrl.org/2003/instance shares xbrli 0 false 2 $ false false u000 Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 u002 Divide http://www.xbrl.org/2003/iso4217 USD iso4217 http://www.xbrl.org/2003/instance shares xbrli 0 false 3 $ false false u000 Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 u002 Divide http://www.xbrl.org/2003/iso4217 USD iso4217 http://www.xbrl.org/2003/instance shares xbrli 0 false 4 $ false false u000 Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 u002 Divide http://www.xbrl.org/2003/iso4217 USD iso4217 http://www.xbrl.org/2003/instance shares xbrli 0 5 REVENUES: 3 us-gaap_RevenuesAbstract us-gaap true na duration string No definition available. false false false false false true false false false 1 false false 0 0 false false 2 false false 0 0 false false 3 false false 0 0 false false 4 false false 0 0 false false No definition available. false 6 Drilling services 4 us-gaap_RevenueOilAndGasServices us-gaap true credit duration monetary Revenue from oil and gas-related services including well services (such as drilling, rigs and analytic evaluations),... false false false false false false false false false 1 true true 320807000 320807 false false 2 true true 367380000 367380 false false 3 true true 701177000 701177 false false 4 true true 707801000 707801 false false Revenue from oil and gas-related services including well services (such as drilling, rigs and analytic evaluations), transportation, and other supporting contractor services, during the reporting period. No authoritative reference available. false 7 Manufacturing sales and services 4 rdc_ManufacturingSalesAndServices rdc false credit duration monetary Aggregate revenue recognized during the period derived from manufacturing goods sold and services rendered. false false false false false false false false false 1 false true 161353000 161353 false false 2 false true 219762000 219762 false false 3 false true 275791000 275791 false false 4 false true 364830000 364830 false false Aggregate revenue recognized during the period derived from manufacturing goods sold and services rendered. No authoritative reference available. false 8 Total revenues 4 us-gaap_Revenues us-gaap true credit duration monetary Aggregate revenue recognized during the period (derived from goods sold, services rendered, insurance premiums, or other... false false false false false false false false false 1 false true 482160000 482160 false false 2 false true 587142000 587142 false false 3 false true 976968000 976968 false false 4 false true 1072631000 1072631 false false Aggregate revenue recognized during the period (derived from goods sold, services rendered, insurance premiums, or other activities that constitute an entity's earning process). For financial services companies, also includes investment and interest income, and sales and trading gains. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Article 5 true 9 COSTS AND EXPENSES: 3 us-gaap_CostsAndExpensesAbstract us-gaap true na duration string No definition available. false false false false false true false false false 1 false false 0 0 false false 2 false false 0 0 false false 3 false false 0 0 false false 4 false false 0 0 false false No definition available. false 10 Drilling operations (excluding items shown below) 4 rdc_DrillingOperations rdc false debit duration monetary The aggregate costs related to drilling services rendered during the reporting period. This excludes costs incurred during... false false false false false false false false false 1 false true 136840000 136840 false false 2 false true 163238000 163238 false false 3 false true 282221000 282221 false false 4 false true 319777000 319777 false false The aggregate costs related to drilling services rendered during the reporting period. This excludes costs incurred during the reporting period related to depreciation, allocated general and administrative expenses, gains and losses on equipment sales, and other certain material charges and credits attributable to drilling services. No authoritative reference available. false 11 Manufacturing operations (excluding items shown below) 4 rdc_ManufacturingOperationsExcludingItemsShownBelow rdc false debit duration monetary The aggregate costs related to manufacturing sales and services rendered during the reporting period. This excludes costs... false false false false false false false false false 1 false true 147388000 147388 false false 2 false true 179417000 179417 false false 3 false true 238196000 238196 false false 4 false true 305581000 305581 false false The aggregate costs related to manufacturing sales and services rendered during the reporting period. This excludes costs incurred during the reporting period related to depreciation, allocated general and administrative expenses, gains and losses on equipment sales, and other certain material charges and credits attributable to manufacturing activities. No authoritative reference available. false 12 Depreciation and amortization 4 rdc_DepreciationAndAmortizationForCurrentPeriod rdc false debit duration monetary Aggregate depreciation, depletion and amortization expense in the current period for the cost of tangible assets, intangible... false false false false false false false false false 1 false true 42609000 42609 false false 2 false true 33461000 33461 false false 3 false true 83108000 83108 false false 4 false true 66552000 66552 false false Aggregate depreciation, depletion and amortization expense in the current period for the cost of tangible assets, intangible assets, or depleting assets directly related to goods produced and sold during the reporting period and Aggregate depreciation, depletion and amortization expense in the current period for the cost of tangible assets, intangible assets, or depleting assets directly related to goods produced and sold during the reporting period. No authoritative reference available. false 13 Selling, general and administrative 4 us-gaap_SellingGeneralAndAdministrativeExpense us-gaap true debit duration monetary The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative... false false false false false false false false false 1 false true 24720000 24720 false false 2 false true 30773000 30773 false false 3 false true 49296000 49296 false false 4 false true 58172000 58172 false false The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 4 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 43 -Chapter 4 -Paragraph 5A false 14 Loss (gain) on disposals of property and equipment 4 us-gaap_GainLossOnSaleOfPropertyPlantEquipment us-gaap true credit duration monetary The difference between the sale price or salvage price and the book value of a property, plant, and equipment asset that was... false false false false false false false false false 1 false true 60000 60 false false 2 false true -1507000 -1507 false false 3 false true -4641000 -4641 false false 4 false true -6882000 -6882 false false The difference between the sale price or salvage price and the book value of a property, plant, and equipment asset that was sold or retired during the reporting period. This element refers to the gain (loss). Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28 false 15 Total costs and expenses 4 us-gaap_CostsAndExpenses us-gaap true debit duration monetary Total costs of sales and operating expenses for the period. false false false false false false false false false 1 false true 351617000 351617 false false 2 false true 405382000 405382 false false 3 false true 648180000 648180 false false 4 false true 743200000 743200 false false Total costs of sales and operating expenses for the period. No authoritative reference available. true 16 INCOME FROM OPERATIONS 3 us-gaap_OperatingIncomeLoss us-gaap true credit duration monetary The net result for the period of deducting operating expenses from operating revenues. false false false false false false false false false 1 false true 130543000 130543 false false 2 false true 181760000 181760 false false 3 false true 328788000 328788 false false 4 false true 329431000 329431 false false The net result for the period of deducting operating expenses from operating revenues. No authoritative reference available. true 17 OTHER INCOME (EXPENSE): 3 rdc_OtherIncomeAbstract rdc false na duration string No definition available. false false false false false true false false false 1 false false 0 0 false false 2 false false 0 0 false false 3 false false 0 0 false false 4 false false 0 0 false false No definition available. false 18 Interest expense 4 us-gaap_InterestExpense us-gaap true debit duration monetary The cost of borrowed funds accounted for as interest that was charged against earnings during the period. false false false false false false false false false 1 false true -2457000 -2457 false false 2 false true -4329000 -4329 false false 3 false true -5600000 -5600 false false 4 false true -9895000 -9895 false false The cost of borrowed funds accounted for as interest that was charged against earnings during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 34 -Paragraph 21 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher OTS -Name Federal Regulation (FR) -Number Title 12 -Chapter V -Section 563c.102 -Paragraph 9 -Subsection II Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 9 -Article 9 false 19 Less interest capitalized 4 us-gaap_InterestCostsCapitalized us-gaap true debit duration monetary The amount of interest that was capitalized during the period. false false false false false false false false false 1 false true 2343000 2343 false false 2 false true 4329000 4329 false false 3 false true 5107000 5107 false false 4 false true 9168000 9168 false false The amount of interest that was capitalized during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 34 -Paragraph 21 -Subparagraph b false 20 Interest income 4 us-gaap_InvestmentIncomeInterest us-gaap true credit duration monetary Income derived from investments in debt securities and on cash and cash equivalents the earnings of which reflect the time... false false false false false false false false false 1 false true 201000 201 false false 2 false true 1189000 1189 false false 3 false true 532000 532 false false 4 false true 4364000 4364 false false Income derived from investments in debt securities and on cash and cash equivalents the earnings of which reflect the time value of money or transactions in which the payments are for the use or forbearance of money. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 115 -Paragraph 14 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 7 -Article 5 false 21 Other - net 4 us-gaap_OtherNonoperatingIncomeExpense us-gaap true credit duration monetary The net amount of other nonoperating income and expense, which does not qualify for separate disclosure on the income... false false false false false false false false false 1 false true 2422000 2422 false false 2 false true 909000 909 false false 3 false true 3836000 3836 false false 4 false true 1244000 1244 false false The net amount of other nonoperating income and expense, which does not qualify for separate disclosure on the income statement under materiality guidelines. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 9 -Article 5 false 22 Total other income - net 4 us-gaap_NonoperatingIncomeExpense us-gaap true credit duration monetary The aggregate amount of income (expense) from ancillary business-related activities (that is to say, excluding major... false false false false false false false false false 1 false true 2509000 2509 false false 2 false true 2098000 2098 false false 3 false true 3875000 3875 false false 4 false true 4881000 4881 false false The aggregate amount of income (expense) from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business). Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 7 -Article 5 true 23 INCOME BEFORE INCOME TAXES 3 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments us-gaap true credit duration monetary Sum of operating profit and nonoperating income (expense) before income (loss) from equity method investments, income taxes,... false false false false false false false false false 1 false true 133052000 133052 false false 2 false true 183858000 183858 false false 3 false true 332663000 332663 false false 4 false true 334312000 334312 false false Sum of operating profit and nonoperating income (expense) before income (loss) from equity method investments, income taxes, extraordinary items, cumulative effects of changes in accounting principles, and noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph h -Subparagraph 1(i) -Article 4 false 24 Provision for income taxes 3 us-gaap_IncomeTaxExpenseBenefit us-gaap true debit duration monetary The sum of the current income tax expense (benefit) and the deferred income tax expense (benefit) pertaining to continuing... false false false false false false false false false 1 false true 36469000 36469 false false 2 false true 63250000 63250 false false 3 false true 104380000 104380 false false 4 false true 115079000 115079 false false The sum of the current income tax expense (benefit) and the deferred income tax expense (benefit) pertaining to continuing operations. 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Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 19 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph d Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph A7 -Appendix A Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph a Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 20 -Article 9 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 130 -Paragraph 10, 15 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Emerging Issues Task Force (EITF) -Number 87-21 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28, 29, 30 true 26 PER SHARE AMOUNTS: 3 rdc_EarningsPerShareBasicAndDilutedAbstract rdc false na duration string No definition available. false false false false false true false false false 1 false false 0 0 false false 2 false false 0 0 false false 3 false false 0 0 false false 4 false false 0 0 false false No definition available. false 27 Net income - basic 4 us-gaap_EarningsPerShareBasic us-gaap true na duration decimal The amount of net income or loss for the period per each share of common stock outstanding during the reporting period. false false false false false false false false true 1 true true 0.85 0.85 false false 2 true true 1.07 1.07 false false 3 true true 2.01 2.01 false false 4 true true 1.95 1.95 false false The amount of net income or loss for the period per each share of common stock outstanding during the reporting period. 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