Earnings Per Share (Details) (USD $) In Thousands, except Per Share data	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Calculation of net earnings per common share and weighted average common share outstanding
Net earnings of Flowserve Corporation	$ 107,771	$ 103,919	$ 303,484	$ 275,787
Dividends on restricted shares not expected to vest	4	4	11	12
Earnings attributable to common and participating shareholders	$ 107,775	$ 103,923	$ 303,495	$ 275,799
Weighted average shares:
Common stock	55,381	55,499	55,407	55,448
Participating securities	262	311	275	338
Denominator for basic earnings per common share	55,643	55,810	55,682	55,786
Effect of potentially dilutive securities	518	576	565	667
Denominator for diluted earnings per common share	56,161	56,386	56,247	56,453
Earnings per common share:
Basic	$ 1.94	$ 1.86	$ 5.45	$ 4.94
Diluted	$ 1.92	$ 1.84	$ 5.40	$ 4.89