Condensed Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Statement [Abstract]
Sales	$ 1,094,718	$ 872,881	$ 3,155,399	$ 2,576,161
Cost of sales	(777,024)	(633,304)	(2,218,114)	(1,877,108)
Gross profit	317,694	239,577	937,285	699,053
Selling, general and administrative expense	(252,065)	(221,142)	(726,424)	(621,956)
Net earnings from affiliates	4,627	5,782	13,229	14,821
Operating income	70,256	24,217	224,090	91,918
Interest expense	(17,273)	(11,582)	(50,039)	(33,337)
Interest income	2,134	1,141	5,535	2,938
Other income (expense), net	(13,710)	28,676	(27,271)	28,152
Earnings before income taxes	41,407	42,452	152,315	89,671
Benefit from (provision for) income taxes	11,186	(1,817)	(14,571)	(16,618)
Net earnings, including noncontrolling interests	52,593	40,635	137,744	73,053
Less: Net earnings attributable to noncontrolling interests	(6,437)	(2,235)	(13,618)	(5,694)
Net earnings attributable to Flowserve Corporation	$ 46,156	$ 38,400	$ 124,126	$ 67,359
Net earnings per share attributable to Flowserve Corporation common shareholders:
Basic (in dollars per share)	$ 0.35	$ 0.29	$ 0.95	$ 0.52
Diluted (in dollars per share)	$ 0.35	$ 0.29	$ 0.94	$ 0.51
Weighted average shares - basic (in shares)	131,183,000	130,703,000	131,095,000	130,604,000
Weighted average shares - diluted (in shares)	132,026,000	131,402,000	131,864,000	131,233,000