CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
CURRENT ASSETS:
Cash and cash equivalents	$ 707,729	$ 1,092,844
Receivables - trade and other	510,194	344,546
Prepaid expenses and other current assets	40,873	45,538
Deferred tax assets - net	41,899	22,137
Assets of discontinued operations	0	23,813
Total current assets	1,300,695	1,528,878
PROPERTY, PLANT AND EQUIPMENT:
Drilling equipment	8,103,048	7,040,451
Construction in progress	1,287,158	1,009,380
Other property and equipment	150,385	147,884
Property, plant and equipment - gross	9,540,591	8,197,715
Less accumulated depreciation and amortization	2,032,020	1,811,960
Property, plant and equipment - net	7,508,571	6,385,755
Other assets	19,514	61,128
TOTAL ASSETS	8,828,780	7,975,761
CURRENT LIABILITIES:
Accounts payable - trade	100,453	123,976
Deferred revenues	31,803	54,515
Accrued pension and other postemployment benefits	5,310	49,659
Accrued compensation and related employee costs	74,834	59,096
Accrued income taxes	3,973	8,374
Accrued interest	35,578	27,841
Other current liabilities	10,141	11,001
Liabilities of discontinued operations	0	20,122
Total current liabilities	262,092	354,584
Long-term debt	2,807,540	2,008,700
Other liabilities	238,232	289,061
Deferred income taxes - net	410,925	429,655
Commitments and contingent liabilities (Note 4)	0	0
SHAREHOLDERS' EQUITY:
Class A Ordinary Shares, $0.125 par value, 124,828,807 and 124,778,407 shares issued at September 30, 2014, and December 31, 2013, respectively	15,604	15,597
Additional paid-in capital	1,430,612	1,407,031
Retained earnings	3,806,453	3,619,540
Cost of 300,689 and 542,475 treasury shares at September 30, 2014, and December 31, 2013, respectively	(7,227)	(5,962)
Accumulated other comprehensive loss	(135,451)	(142,445)
Total shareholders' equity	5,109,991	4,893,761
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 8,828,780	$ 7,975,761