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Goodwill and Other Intangible Assets - Goodwill (Details) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 USD ($) number | Dec. 31, 2019 USD ($) | Dec. 31, 2018 USD ($)
Goodwill [Roll Forward] |  |  |
Goodwill, Gross |  |  | $ 3,747,889
Accumulated impairment loss |  |  | (70,561)
Balance | $ 3,783,347 | $ 3,677,328 |
Goodwill Reallocation Due to Apergy |  | 0 |
Acquired Goodwill | 205,805 | 119,512 |
Goodwill, Written off Related to Sale of Business Unit | (2,597) | (4,739) |
Foreign currency translation | 85,987 | (8,754) |
Balance | $ 4,072,542 | 3,783,347 |
Number of Reporting Units | number | 15 |  |
Engineered Products Segment [Member] |  |  |
Goodwill [Roll Forward] |  |  |
Goodwill, Gross |  |  | 689,784
Accumulated impairment loss |  |  | (10,591)
Balance | $ 636,571 | 679,193 |
Goodwill Reallocation Due to Apergy |  | (40,394) |
Acquired Goodwill | 33,183 | 0 |
Goodwill, Written off Related to Sale of Business Unit | 0 | 0 |
Foreign currency translation | 13,231 | (2,228) |
Balance | 682,985 | 636,571 |
Fueling Solutions Segment [Member] |  |  |
Goodwill [Roll Forward] |  |  |
Goodwill, Gross |  |  | 770,619
Accumulated impairment loss |  |  | 0
Balance | 873,381 | 770,619 |
Goodwill Reallocation Due to Apergy |  | 0 |
Acquired Goodwill | 47,339 | 97,898 |
Goodwill, Written off Related to Sale of Business Unit | 0 | 0 |
Foreign currency translation | 20,253 | 4,864 |
Balance | 940,973 | 873,381 |
Imaging & Identification Segment [Member] |  |  |
Goodwill [Roll Forward] |  |  |
Goodwill, Gross |  |  | 944,468
Accumulated impairment loss |  |  | 0
Balance | 977,069 | 944,468 |
Goodwill Reallocation Due to Apergy |  | 40,394 |
Acquired Goodwill | 103,723 | 0 |
Goodwill, Written off Related to Sale of Business Unit | 0 | 0 |
Foreign currency translation | 36,797 | (7,793) |
Balance | 1,117,589 | 977,069 |
Pumps & Process Solutions Segment [Member] |  |  |
Goodwill [Roll Forward] |  |  |
Goodwill, Gross |  |  | 796,952
Accumulated impairment loss |  |  | (59,970)
Balance | 750,627 | 736,982 |
Goodwill Reallocation Due to Apergy |  | 0 |
Acquired Goodwill | 21,560 | 21,614 |
Goodwill, Written off Related to Sale of Business Unit | 0 | (4,739) |
Foreign currency translation | 14,093 | (3,230) |
Balance | 786,280 | 750,627 |
Refrigeration and Food Equipment Segment [Member] |  |  |
Goodwill [Roll Forward] |  |  |
Goodwill, Gross |  |  | 546,066
Accumulated impairment loss |  |  | $ 0
Balance | 545,699 | 546,066 |
Goodwill Reallocation Due to Apergy |  | 0 |
Acquired Goodwill | 0 | 0 |
Goodwill, Written off Related to Sale of Business Unit | (2,597) | 0 |
Foreign currency translation | 1,613 | (367) |
Balance | $ 544,715 | $ 545,699 |
Minimum [Member] |  |  |
Goodwill [Roll Forward] |  |  |
Fair value discount rate, percent | 8.00% |  |
Maximum [Member] |  |  |
Goodwill [Roll Forward] |  |  |
Fair value discount rate, percent | 9.00% |  |

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