XML 24 R50.htm IDEA: XBRL DOCUMENT v3.3.0.814
Segment Information (Schedule Of Segment Reporting Information) (Details) - USD ($)
 3 Months Ended 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Dec. 31, 2014
Segment Reporting Information [Line Items]          
Revenues $ 1,012,200,000 $ 1,201,400,000 $ 3,235,100,000 $ 3,404,700,000  
Operating Expenses [Abstract]          
Contract drilling (exclusive of depreciation) 433,500,000 500,200,000 1,454,400,000 1,562,900,000  
Loss on impairment 2,400,000 0 2,400,000 703,500,000  
Depreciation 145,200,000 135,200,000 422,800,000 398,500,000  
General and administrative 28,400,000 29,300,000 88,200,000 103,600,000  
OPERATING (LOSS) INCOME 402,700,000 536,700,000 1,267,300,000 636,200,000  
Property and equipment, net 13,528,900,000 13,127,600,000 13,528,900,000 13,127,600,000 $ 12,534,800,000
Floaters [Member]          
Segment Reporting Information [Line Items]          
Revenues 646,400,000 703,500,000 1,975,700,000 2,034,600,000  
Operating Expenses [Abstract]          
Contract drilling (exclusive of depreciation) 242,400,000 291,300,000 813,600,000 907,800,000  
Loss on impairment       703,500,000  
Depreciation 95,700,000 87,900,000 $ 283,100,000 266,900,000  
General and administrative 0 0 0  
OPERATING (LOSS) INCOME 308,300,000 324,300,000 $ 879,000,000 156,400,000  
Property and equipment, net 10,260,500,000 9,836,200,000 10,260,500,000 9,836,200,000  
Jackup [Member]          
Segment Reporting Information [Line Items]          
Revenues 325,800,000 481,000,000 1,138,200,000 1,320,100,000  
Operating Expenses [Abstract]          
Contract drilling (exclusive of depreciation) 160,000,000 197,900,000 544,200,000 621,100,000  
Loss on impairment 2,400,000   2,400,000 0  
Depreciation 44,800,000 45,300,000 $ 129,900,000 125,600,000  
General and administrative 0 0 0  
OPERATING (LOSS) INCOME 118,600,000 237,800,000 $ 461,700,000 573,400,000  
Property and equipment, net 3,194,600,000 3,215,300,000 3,194,600,000 3,215,300,000  
Other [Member]          
Segment Reporting Information [Line Items]          
Revenues 40,000,000 16,900,000 121,200,000 50,000,000  
Operating Expenses [Abstract]          
Contract drilling (exclusive of depreciation) 31,100,000 11,000,000 96,600,000 34,000,000  
Loss on impairment       0  
Depreciation 0 0 0 0  
General and administrative 0 0 0 0  
OPERATING (LOSS) INCOME 8,900,000 5,900,000 24,600,000 16,000,000  
Property and equipment, net 0 0 0 0  
Operating Segments Total [Member]          
Segment Reporting Information [Line Items]          
Revenues 1,012,200,000 1,201,400,000 3,235,100,000 3,404,700,000  
Operating Expenses [Abstract]          
Contract drilling (exclusive of depreciation) 433,500,000 500,200,000 1,454,400,000 1,562,900,000  
Loss on impairment 2,400,000   2,400,000 703,500,000  
Depreciation 140,500,000 133,200,000 413,000,000 392,500,000  
General and administrative 0 0 0 0  
OPERATING (LOSS) INCOME 435,800,000 568,000,000 1,365,300,000 745,800,000  
Property and equipment, net 13,455,100,000 13,051,500,000 13,455,100,000 13,051,500,000  
Reconciling Items [Member]          
Segment Reporting Information [Line Items]          
Revenues 0 0 0 0  
Operating Expenses [Abstract]          
Contract drilling (exclusive of depreciation) 0 0 0 0  
Loss on impairment       0  
Depreciation 4,700,000 2,000,000 9,800,000 6,000,000  
General and administrative 28,400,000 29,300,000 88,200,000 103,600,000  
OPERATING (LOSS) INCOME (33,100,000) (31,300,000) (98,000,000) (109,600,000)  
Property and equipment, net $ 73,800,000 $ 76,100,000 $ 73,800,000 $ 76,100,000