CONSOLIDATED STATEMENTS OF INCOME (LOSS) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Revenues and other income:
Operating revenues	$ 1,491,586	$ 1,737,114	$ 3,070,231	$ 3,627,540
Earnings (losses) from unconsolidated affiliates	1,360	(134,317)	4,255	(202,986)
Investment income (loss)	14,821	5,368	94,242	25,620
Total revenues and other income	1,507,767	1,608,165	3,168,728	3,450,174
Costs and other deductions:
Direct costs	999,192	1,123,256	2,025,234	2,308,072
General and administrative expenses	132,612	133,612	265,157	269,958
Depreciation and amortization	270,199	261,016	543,564	508,637
Interest expense	60,271	63,459	120,279	126,113
Losses (gains) on sales and disposals of long-lived assets and other expense (income), net	9,312	160,917	69,119	159,077
Total costs and other deductions	1,471,586	1,742,260	3,023,353	3,371,857
Income (loss) from continuing operations before income taxes	36,181	(134,095)	145,375	78,317
Income tax expense (benefit):
Current	11,381	34,698	30,210	60,704
Deferred	(5,209)	(70,890)	(12,766)	(27,852)
Total income tax expense (benefit)	6,172	(36,192)	17,444	32,852
Subsidiary preferred stock dividend	750	750	1,500	1,500
Income (loss) from continuing operations, net of tax	29,259	(98,653)	126,431	43,965
Income (loss) from discontinued operations, net of tax	(28,004)	24,690	(25,958)	15,895
Net income (loss)	1,255	(73,963)	100,473	59,860
Less: Net (income) loss attributable to noncontrolling interest	(5,616)	1,174	(5,713)	1,441
Net income (loss) attributable to Nabors	$ (4,361)	$ (72,789)	$ 94,760	$ 61,301
Earnings (losses) per share:
Basic from continuing operations (in dollars per share)	$ 0.08	$ (0.34)	$ 0.41	$ 0.16
Basic from discontinued operations (in dollars per share)	$ (0.09)	$ 0.09	$ (0.09)	$ 0.05
Total Basic (in dollars per share)	$ (0.01)	$ (0.25)	$ 0.32	$ 0.21
Diluted from continuing operations (in dollars per share)	$ 0.08	$ (0.34)	$ 0.41	$ 0.16
Diluted from discontinued operations (in dollars per share)	$ (0.09)	$ 0.09	$ (0.09)	$ 0.05
Total Diluted (in dollars per share)	$ (0.01)	$ (0.25)	$ 0.32	$ 0.21
Weighted-average number of common shares outstanding:
Basic (in shares)	294,747	290,311	293,217	289,550
Diluted (in shares)	297,119	290,311	295,644	292,185