Guarantor Financial Data (Balance Sheet) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012	Sep. 30, 2012	Dec. 31, 2011
Current assets:
Cash and cash equivalents	$ 113,751	$ 304,252	$ 217,420	$ 337,356
Accounts receivable, net	1,089,748	1,103,724
Intercompany receivables	0	0
Inventories, net	1,184,188	1,086,663
Other current assets	238,964	245,577
Total current assets	2,626,651	2,740,216
Property, plant and equipment, net	678,934	654,179
Goodwill	1,058,802	1,053,852
Intercompany receivables	0	0
Investment in consolidated subsidiaries	0	0
Other assets, net	331,807	362,711
Total assets	4,696,194	4,810,958
Current liabilities:
Accounts payable	495,295	616,900
Intercompany payables	0	0
Accrued liabilities	822,414	906,593
Debt due within one year	268,934	59,478
Deferred taxes	7,606	7,654
Total current liabilities	1,594,249	1,590,625
Long-term debt due after one year	839,224	869,116
Intercompany payables	0	0
Retirement obligations and other liabilities	452,254	456,742
Total liabilities	2,885,727	2,916,483
Total Flowserve Corporation shareholders’ equity	1,804,657	1,890,219
Noncontrolling interest	5,810	4,256
Total equity	1,810,467	1,894,475
Total liabilities and equity	4,696,194	4,810,958
Parent (Issuer) [Member]
Current assets:
Cash and cash equivalents	1,386	2,609	23,808	150,308
Accounts receivable, net	0	0
Intercompany receivables	6,705	0
Inventories, net	0	0
Other current assets	1,701	1,967
Total current assets	9,792	4,576
Property, plant and equipment, net	0	0
Goodwill	0	0
Intercompany receivables	462,500	462,500
Investment in consolidated subsidiaries	2,409,231	2,321,597
Other assets, net	12,603	14,879
Total assets	2,894,126	2,803,552
Current liabilities:
Accounts payable	0	0
Intercompany payables	69	35
Accrued liabilities	6,999	11,610
Debt due within one year	236,000	25,000
Deferred taxes	0	0
Total current liabilities	243,068	36,645
Long-term debt due after one year	838,247	868,124
Intercompany payables	1,144	1,144
Retirement obligations and other liabilities	7,010	7,420
Total liabilities	1,089,469	913,333
Total Flowserve Corporation shareholders’ equity	1,804,657	1,890,219
Noncontrolling interest	0	0
Total equity	1,804,657	1,890,219
Total liabilities and equity	2,894,126	2,803,552
Guarantor Subsidiaries [Member]
Current assets:
Cash and cash equivalents	0	0	0	0
Accounts receivable, net	238,870	255,164
Intercompany receivables	146,233	157,447
Inventories, net	405,711	382,360
Other current assets	123,259	123,152
Total current assets	914,073	918,123
Property, plant and equipment, net	203,338	204,032
Goodwill	671,858	671,858
Intercompany receivables	9,503	10,363
Investment in consolidated subsidiaries	1,736,471	1,604,462
Other assets, net	178,996	175,771
Total assets	3,714,239	3,584,609
Current liabilities:
Accounts payable	143,513	158,028
Intercompany payables	58,432	42,801
Accrued liabilities	229,263	314,162
Debt due within one year	10	5
Deferred taxes	0	0
Total current liabilities	431,218	514,996
Long-term debt due after one year	0	20
Intercompany payables	663,850	546,672
Retirement obligations and other liabilities	209,940	201,324
Total liabilities	1,305,008	1,263,012
Total Flowserve Corporation shareholders’ equity	2,409,231	2,321,597
Noncontrolling interest	0	0
Total equity	2,409,231	2,321,597
Total liabilities and equity	3,714,239	3,584,609
Non-Guarantor Subsidiaries [Member]
Current assets:
Cash and cash equivalents	112,365	301,643	193,612	187,048
Accounts receivable, net	850,878	848,560
Intercompany receivables	51,796	42,836
Inventories, net	778,477	704,303
Other current assets	114,004	120,458
Total current assets	1,907,520	2,017,800
Property, plant and equipment, net	475,596	450,147
Goodwill	386,944	381,994
Intercompany receivables	202,495	85,316
Investment in consolidated subsidiaries	0	0
Other assets, net	140,208	172,061
Total assets	3,112,763	3,107,318
Current liabilities:
Accounts payable	351,782	458,872
Intercompany payables	146,233	157,447
Accrued liabilities	586,152	580,821
Debt due within one year	32,924	34,473
Deferred taxes	7,606	7,654
Total current liabilities	1,124,697	1,239,267
Long-term debt due after one year	977	972
Intercompany payables	9,504	10,363
Retirement obligations and other liabilities	235,304	247,998
Total liabilities	1,370,482	1,498,600
Total Flowserve Corporation shareholders’ equity	1,736,471	1,604,462
Noncontrolling interest	5,810	4,256
Total equity	1,742,281	1,608,718
Total liabilities and equity	3,112,763	3,107,318
Eliminations [Member]
Current assets:
Cash and cash equivalents	0	0	0	0
Accounts receivable, net	0	0
Intercompany receivables	(204,734)	(200,283)
Inventories, net	0	0
Other current assets	0	0
Total current assets	(204,734)	(200,283)
Property, plant and equipment, net	0	0
Goodwill	0	0
Intercompany receivables	(674,498)	(558,179)
Investment in consolidated subsidiaries	(4,145,702)	(3,926,059)
Other assets, net	0	0
Total assets	(5,024,934)	(4,684,521)
Current liabilities:
Accounts payable	0	0
Intercompany payables	(204,734)	(200,283)
Accrued liabilities	0	0
Debt due within one year	0	0
Deferred taxes	0	0
Total current liabilities	(204,734)	(200,283)
Long-term debt due after one year	0	0
Intercompany payables	(674,498)	(558,179)
Retirement obligations and other liabilities	0	0
Total liabilities	(879,232)	(758,462)
Total Flowserve Corporation shareholders’ equity	(4,145,702)	(3,926,059)
Noncontrolling interest	0	0
Total equity	(4,145,702)	(3,926,059)
Total liabilities and equity	$ (5,024,934)	$ (4,684,521)