Restructuring and Other Expense - Other Prior Programs Substantially Complete (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended					23 Months Ended	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012 2011 Corporate Strategy Restructuring Program	Dec. 31, 2011 2011 Corporate Strategy Restructuring Program	Dec. 31, 2012 2011 Corporate Strategy Restructuring Program	Dec. 31, 2012 2011 Manufacturing Redesign Restructuring Program Restructuring and other Weatherford, Oklahoma Facility
Restructuring Cost and Reserve [Line Items]
Remaining restructuring approved cost				$ 15		$ 15
Restructuring charges	5.2	19.7	11.4	4.2	10.2
Defined Benefit Plan, Recognized Net Gain (Loss) Due to Settlements and Curtailments Related to Restructuring	(2.1)	(2.4)	(2.5)		0.3
Gain on sale of assets	9.8	0.7	0
Other restructuring costs	2.4	2.2	1.1		0.9		0.6
Lease termination costs	0.7	0.6	3.3			3.5
Inventory write-offs	2.7	2.3	9.1			1.6
Severance and related	$ 2.1	$ 16.9	$ 7.0			$ 13.4