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Segment Information- Reporting Information by Segment (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2020 | Sep. 30, 2020 | Jun. 30, 2020 | Mar. 31, 2020 | Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Interest expense |  |  |  |  |  |  |  |  | $ 111,937 | $ 125,818 | $ 130,972
Interest income |  |  |  |  |  |  |  |  | 3,571 | 4,526 | 8,881
Net Income (Loss) Attributable to Parent | $ 182,106 | $ 200,300 | $ 124,766 | $ 176,279 | $ 168,122 | $ 206,006 | $ 198,085 | $ 105,705 | 683,451 | 677,918 | 570,267
Reconciliation from Segment Totals to Consolidated [Abstract] |  |  |  |  |  |  |  |  |  |  |
Revenue | 1,780,390 | $ 1,748,256 | $ 1,499,175 | $ 1,655,939 | 1,775,589 | $ 1,825,345 | $ 1,810,706 | $ 1,724,757 | 6,683,760 | 7,136,397 | 6,992,118
Reconciliation of Earnings from Continuing Operations from Segments to Consolidated [Abstract] |  |  |  |  |  |  |  |  |  |  |
Earnings from continuing operations before provision for income taxes and discontinued operations |  |  |  |  |  |  |  |  | 841,734 | 843,009 | 725,378
Provision for income taxes |  |  |  |  |  |  |  |  | 158,283 | 165,091 | 134,233
Earnings from continuing operations |  |  |  |  |  |  |  |  | $ 683,451 | $ 677,918 | $ 591,145
Operating Margins [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment Margins |  |  |  |  |  |  |  |  | 16.10% | 15.60% | 14.00%
Earnings from continuing operations (in hundredths) |  |  |  |  |  |  |  |  | 10.20% | 9.50% | 8.50%
Depreciation and Amortization [Abstract] |  |  |  |  |  |  |  |  |  |  |
Depreciation and Amortization |  |  |  |  |  |  |  |  | $ 279,051 | $ 272,287 | $ 282,580
Capital Expenditures [Abstract] |  |  |  |  |  |  |  |  |  |  |
Capital Expenditures |  |  |  |  |  |  |  |  | 165,692 | 186,804 | 170,994
Total Assets [Abstract] |  |  |  |  |  |  |  |  |  |  |
Total assets | 9,152,074 |  |  |  | 8,669,477 |  |  |  | 9,152,074 | 8,669,477 |
Gain (Loss) on Sale of Assets and Asset Impairment Charges |  |  |  |  |  |  |  |  | 0 | (46,946) | 0
Gain (Loss) on Sale of Assets and Asset Impairment Charges |  |  |  |  |  |  |  |  | 0 | (46,946) | 0
Intersegment Elimination [Member] |  |  |  |  |  |  |  |  |  |  |
Reconciliation from Segment Totals to Consolidated [Abstract] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | (2,070) | (953) | (1,448)
Engineered Products Segment [Member] |  |  |  |  |  |  |  |  |  |  |
Reconciliation from Segment Totals to Consolidated [Abstract] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 1,531,277 | 1,697,557 | 1,633,147
Reconciliation of Earnings from Continuing Operations from Segments to Consolidated [Abstract] |  |  |  |  |  |  |  |  |  |  |
Earnings from continuing operations before provision for income taxes and discontinued operations |  |  |  |  |  |  |  |  | $ 238,167 | $ 291,848 | $ 252,368
Operating Margins [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment Margins |  |  |  |  |  |  |  |  | 15.60% | 17.20% | 15.50%
Depreciation and Amortization [Abstract] |  |  |  |  |  |  |  |  |  |  |
Depreciation and Amortization |  |  |  |  |  |  |  |  | $ 42,603 | $ 41,032 | $ 44,995
Capital Expenditures [Abstract] |  |  |  |  |  |  |  |  |  |  |
Capital Expenditures |  |  |  |  |  |  |  |  | 23,515 | 38,049 | 34,016
Total Assets [Abstract] |  |  |  |  |  |  |  |  |  |  |
Assets of continuing operations | 1,482,430 |  |  |  | 1,431,948 |  |  |  | 1,482,430 | 1,431,948 |
Fueling Solutions Segment [Member] |  |  |  |  |  |  |  |  |  |  |
Reconciliation from Segment Totals to Consolidated [Abstract] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 1,476,282 | 1,620,177 | 1,465,590
Reconciliation of Earnings from Continuing Operations from Segments to Consolidated [Abstract] |  |  |  |  |  |  |  |  |  |  |
Earnings from continuing operations before provision for income taxes and discontinued operations |  |  |  |  |  |  |  |  | $ 236,974 | $ 231,873 | $ 152,255
Operating Margins [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment Margins |  |  |  |  |  |  |  |  | 16.10% | 14.30% | 10.40%
Depreciation and Amortization [Abstract] |  |  |  |  |  |  |  |  |  |  |
Depreciation and Amortization |  |  |  |  |  |  |  |  | $ 72,803 | $ 75,045 | $ 68,463
Capital Expenditures [Abstract] |  |  |  |  |  |  |  |  |  |  |
Capital Expenditures |  |  |  |  |  |  |  |  | 26,903 | 21,780 | 37,232
Total Assets [Abstract] |  |  |  |  |  |  |  |  |  |  |
Assets of continuing operations | 2,125,900 |  |  |  | 2,107,045 |  |  |  | 2,125,900 | 2,107,045 |
Imaging & Identification Segment [Member] |  |  |  |  |  |  |  |  |  |  |
Reconciliation from Segment Totals to Consolidated [Abstract] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 1,038,178 | 1,084,471 | 1,109,843
Reconciliation of Earnings from Continuing Operations from Segments to Consolidated [Abstract] |  |  |  |  |  |  |  |  |  |  |
Earnings from continuing operations before provision for income taxes and discontinued operations |  |  |  |  |  |  |  |  | $ 193,473 | $ 229,484 | $ 198,902
Operating Margins [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment Margins |  |  |  |  |  |  |  |  | 18.60% | 21.20% | 17.90%
Depreciation and Amortization [Abstract] |  |  |  |  |  |  |  |  |  |  |
Depreciation and Amortization |  |  |  |  |  |  |  |  | $ 38,378 | $ 30,530 | $ 30,882
Capital Expenditures [Abstract] |  |  |  |  |  |  |  |  |  |  |
Capital Expenditures |  |  |  |  |  |  |  |  | 10,690 | 18,593 | 13,029
Total Assets [Abstract] |  |  |  |  |  |  |  |  |  |  |
Assets of continuing operations | 1,919,223 |  |  |  | 1,673,689 |  |  |  | 1,919,223 | 1,673,689 |
Pumps & Process Solutions Segment [Member] |  |  |  |  |  |  |  |  |  |  |
Reconciliation from Segment Totals to Consolidated [Abstract] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 1,324,003 | 1,338,528 | 1,331,893
Reconciliation of Earnings from Continuing Operations from Segments to Consolidated [Abstract] |  |  |  |  |  |  |  |  |  |  |
Earnings from continuing operations before provision for income taxes and discontinued operations |  |  |  |  |  |  |  |  | $ 305,276 | $ 240,081 | $ 237,549
Operating Margins [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment Margins |  |  |  |  |  |  |  |  | 23.10% | 17.90% | 17.80%
Depreciation and Amortization [Abstract] |  |  |  |  |  |  |  |  |  |  |
Depreciation and Amortization |  |  |  |  |  |  |  |  | $ 72,191 | $ 67,584 | $ 71,982
Capital Expenditures [Abstract] |  |  |  |  |  |  |  |  |  |  |
Capital Expenditures |  |  |  |  |  |  |  |  | 52,804 | 50,442 | 49,333
Total Assets [Abstract] |  |  |  |  |  |  |  |  |  |  |
Assets of continuing operations | 1,591,441 |  |  |  | 1,553,836 |  |  |  | 1,591,441 | 1,553,836 |
Refrigeration and Food Equipment Segment [Member] |  |  |  |  |  |  |  |  |  |  |
Reconciliation from Segment Totals to Consolidated [Abstract] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 1,316,090 | 1,396,617 | 1,453,093
Reconciliation of Earnings from Continuing Operations from Segments to Consolidated [Abstract] |  |  |  |  |  |  |  |  |  |  |
Earnings from continuing operations before provision for income taxes and discontinued operations |  |  |  |  |  |  |  |  | $ 102,872 | $ 118,832 | $ 136,119
Operating Margins [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment Margins |  |  |  |  |  |  |  |  | 7.80% | 8.50% | 9.40%
Depreciation and Amortization [Abstract] |  |  |  |  |  |  |  |  |  |  |
Depreciation and Amortization |  |  |  |  |  |  |  |  | $ 46,541 | $ 51,360 | $ 60,477
Capital Expenditures [Abstract] |  |  |  |  |  |  |  |  |  |  |
Capital Expenditures |  |  |  |  |  |  |  |  | 42,923 | 51,052 | 32,482
Total Assets [Abstract] |  |  |  |  |  |  |  |  |  |  |
Assets of continuing operations | 1,320,950 |  |  |  | 1,302,618 |  |  |  | 1,320,950 | 1,302,618 |
Corporate and Other [Member] |  |  |  |  |  |  |  |  |  |  |
Reconciliation of Earnings from Continuing Operations from Segments to Consolidated [Abstract] |  |  |  |  |  |  |  |  |  |  |
Earnings from continuing operations before provision for income taxes and discontinued operations |  |  |  |  |  |  |  |  | 126,662 | 124,274 | 129,724
Depreciation and Amortization [Abstract] |  |  |  |  |  |  |  |  |  |  |
Depreciation and Amortization |  |  |  |  |  |  |  |  | 6,535 | 6,736 | 5,781
Capital Expenditures [Abstract] |  |  |  |  |  |  |  |  |  |  |
Capital Expenditures |  |  |  |  |  |  |  |  | 8,857 | 6,888 | 4,902
Total Assets [Abstract] |  |  |  |  |  |  |  |  |  |  |
Assets of continuing operations | $ 712,130 |  |  |  | $ 600,341 |  |  |  | 712,130 | 600,341 |
Total segments [Member] |  |  |  |  |  |  |  |  |  |  |
Reconciliation of Earnings from Continuing Operations from Segments to Consolidated [Abstract] |  |  |  |  |  |  |  |  |  |  |
Earnings from continuing operations before provision for income taxes and discontinued operations |  |  |  |  |  |  |  |  | $ 1,076,762 | $ 1,112,118 | $ 977,193

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