Condensed Consolidating Financial Information (Details) (Increase (decrease) in cash flow, USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2012
Nabors Delaware (Issuer)
Condensed Consolidated Financial Information
Change in cash provided by / used for operating activities	$ 38.1
Increase (decrease) in cash used for investing activities	38.1
Other Subsidiaries (Non-Guarantors)
Condensed Consolidated Financial Information
Change in cash provided by / used for operating activities	(38.1)
Increase (decrease) in cash used for investing activities	$ (38.1)