Condensed Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Income Statement [Abstract]
Sales	$ 952,716	$ 883,380	$ 2,845,798	$ 2,626,762
Cost of sales	(644,215)	(615,368)	(1,979,807)	(1,844,303)
Gross profit	308,501	268,012	865,991	782,459
Selling, general and administrative expense	(241,878)	(206,001)	(711,845)	(680,305)
(Loss) gain on sale of businesses	(7,727)	9,864	(7,727)	141,158
Net earnings from affiliates	3,295	2,918	7,908	9,027
Operating income	62,191	74,793	154,327	252,339
Interest expense	(13,826)	(15,043)	(43,645)	(44,689)
Interest income	1,269	1,108	4,237	2,373
Other (expense) income, net	(5,283)	7,511	(17,206)	(13,971)
Earnings before income taxes	44,351	68,369	97,713	196,052
Provision for income taxes	(14,912)	(19,628)	(37,028)	(85,836)
Net earnings, including noncontrolling interests	29,439	48,741	60,685	110,216
Less: Net earnings attributable to noncontrolling interests	(1,234)	(1,136)	(4,117)	(1,682)
Net earnings attributable to Flowserve Corporation	$ 28,205	$ 47,605	$ 56,568	$ 108,534
Net earnings per share attributable to Flowserve Corporation common shareholders:
Basic (in dollars per share)	$ 0.22	$ 0.36	$ 0.43	$ 0.83
Diluted (in dollars per share)	0.21	0.36	0.43	0.83
Cash dividends declared per share (in dollars per share)	$ 0.19	$ 0.19	$ 0.57	$ 0.57