CONSOLIDATED STATEMENTS OF INCOME (LOSS) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Revenues and other income:
Operating revenues	$ 1,550,819	$ 1,729,907	$ 4,544,263	$ 5,272,499
Earnings (losses) from unconsolidated affiliates	(2,628)	(99,527)	1,627	(302,513)
Investment income (loss)	1,229	7,224	95,471	32,844
Total revenues and other income	1,549,420	1,637,604	4,641,361	5,002,830
Costs and other deductions:
Direct costs	980,911	1,107,032	2,948,213	3,353,520
General and administrative expenses	127,943	130,681	390,023	398,534
Depreciation and amortization	273,444	265,637	809,019	766,441
Interest expense	56,059	63,776	176,343	190,068
Losses (gains) on sales and disposals of long-lived assets and other expense (income), net	3,266	10,216	27,245	21,777
Impairments and other charges	242,241		287,241	147,503
Total costs and other deductions	1,683,864	1,577,342	4,638,084	4,877,843
Income (loss) from continuing operations before income taxes	(134,444)	60,262	3,277	124,987
Income tax expense (benefit):
Current	(32,316)	50,979	(2,106)	111,683
Deferred	(12,368)	(55,956)	(26,692)	(89,562)
Total income tax expense (benefit)	(44,684)	(4,977)	(28,798)	22,121
Subsidiary preferred stock dividend	750	750	2,250	2,250
Income (loss) from continuing operations, net of tax	(90,510)	64,489	29,825	100,616
Income (loss) from discontinued operations, net of tax	(14,430)	12,155	(34,292)	35,888
Net income (loss)	(104,940)	76,644	(4,467)	136,504
Less: Net (income) loss attributable to noncontrolling interest	(441)	(988)	(6,154)	453
Net income (loss) attributable to Nabors	$ (105,381)	$ 75,656	$ (10,621)	$ 136,957
Earnings (losses) per share:
Basic from continuing operations (in dollars per share)	$ (0.30)	$ 0.22	$ 0.08	$ 0.35
Basic from discontinued operations (in dollars per share)	$ (0.05)	$ 0.04	$ (0.11)	$ 0.12
Total Basic (in dollars per share)	$ (0.35)	$ 0.26	$ (0.03)	$ 0.47
Diluted from continuing operations (in dollars per share)	$ (0.30)	$ 0.22	$ 0.08	$ 0.35
Diluted from discontinued operations (in dollars per share)	$ (0.05)	$ 0.04	$ (0.11)	$ 0.12
Total Diluted (in dollars per share)	$ (0.35)	$ 0.26	$ (0.03)	$ 0.47
Weighted-average number of common shares outstanding:
Basic (in shares)	295,076	290,367	293,837	289,822
Diluted (in shares)	295,076	292,501	296,208	292,290