Condensed Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Income Statement [Abstract]
Sales	$ 821,058	$ 857,308
Cost of sales	(611,411)	(606,408)
Gross profit	209,647	250,900
Selling, general and administrative expense	(206,138)	(198,315)
Net earnings from affiliates	3,858	3,518
Operating income	7,367	56,103
Interest expense	(10,693)	(16,778)
Loss on extinguishment of debt	0	(7,610)
Interest income	943	602
Other income (expense), net	(8,114)	(11,364)
Earnings before income taxes	(10,497)	20,953
(Provision for) benefit from income taxes	(3,182)	(3,792)
Net earnings (loss), including noncontrolling interests	(13,679)	17,161
Less: Net earnings attributable to noncontrolling interests	(2,141)	(3,081)
Net earnings (loss) attributable to Flowserve Corporation	$ (15,820)	$ 14,080
Net earnings per share attributable to Flowserve Corporation common shareholders:
Basic (in dollars per share)	$ (0.12)	$ 0.11
Diluted (in dollars per share)	$ (0.12)	$ 0.11
Weighted average shares - basic (in shares)	130,410,000	130,427,000
Weighted average shares - diluted (in shares)	130,410,000	131,006,000