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BUSINESS SEGMENT INFORMATION - Summary of information with respect to RPC's business segments (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2013 | Jun. 30, 2012 | Jun. 30, 2013 | Jun. 30, 2012
Revenues: |  |  |  |
Revenues | $ 457,566 | $ 500,106 | $ 883,387 | $ 1,002,663
Operating profit: |  |  |  |
Loss on disposition of assets, net | (1,757) | (1,904) | (4,397) | (3,308)
Total operating profit | 67,853 | 119,858 | 125,072 | 250,715
Interest expense | (942) | (650) | (1,282) | (1,246)
Interest income | 60 | 4 | 65 | 9
Other (expense) income, net | (191) | (880) | 364 | 40
Income before income taxes | 66,780 | 118,332 | 124,219 | 249,518
Identifiable assets at June 30 | 1,328,982 | 1,383,641 | 1,328,982 | 1,383,641
Capital expenditures |  |  | 108,490 | 204,202
Depreciation and amortization | 52,767 | 53,950 | 105,588 | 105,520
Operating Segments |  |  |  |
Revenues: |  |  |  |
Revenues | 457,566 | 500,106 | 883,387 | 1,002,663
Operating Segments | Technical Services |  |  |  |
Revenues: |  |  |  |
Revenues | 424,030 | 461,643 | 818,041 | 923,164
Operating profit: |  |  |  |
Total operating profit | 66,123 | 112,371 | 124,624 | 235,902
Identifiable assets at June 30 | 1,079,607 | 1,138,612 | 1,079,607 | 1,138,612
Capital expenditures |  |  | 86,217 | 168,976
Depreciation and amortization |  |  | 89,442 | 90,154
Operating Segments | Support Services |  |  |  |
Revenues: |  |  |  |
Revenues | 33,536 | 38,463 | 65,346 | 79,499
Operating profit: |  |  |  |
Total operating profit | 7,081 | 12,543 | 13,339 | 26,528
Identifiable assets at June 30 | 195,406 | 194,979 | 195,406 | 194,979
Capital expenditures |  |  | 21,626 | 32,620
Depreciation and amortization |  |  | 15,803 | 15,189
Corporate |  |  |  |
Operating profit: |  |  |  |
Total operating profit | (3,594) | (3,152) | (8,494) | (8,407)
Identifiable assets at June 30 | 53,969 | 50,050 | 53,969 | 50,050
Capital expenditures |  |  | 647 | 2,606
Depreciation and amortization |  |  | $ 343 | $ 177

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