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Exit Activity Costs and Asset Impairments (Summary of Exit Activity Costs and Asset Impairments by Segment) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Restructuring Cost and Reserve [Line Items] |  |  |  |
Exit activity costs | $ 2,161 | $ 624 | $ 6,208 | $ 917
Asset impairment charges | 0 | 72 | 1,193 | 72
Total | 2,161 | 696 | 7,401 | 989
Renewables |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Exit activity costs | 786 | 0 | 4,564 | 18
Asset impairment charges | 0 | 0 | 1,193 | 0
Total | 786 | 0 | 5,757 | 18
Residential |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Exit activity costs | 29 | 263 | 94 | 484
Asset impairment charges | 0 | 0 | 0 | 0
Total | 29 | 263 | 94 | 484
Agtech |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Exit activity costs | 1,287 | 316 | 1,491 | 316
Asset impairment charges | 0 | 72 | 0 | 72
Total | 1,287 | 388 | 1,491 | 388
Infrastructure |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Exit activity costs | 0 | 0 | 0 | 0
Asset impairment charges | 0 | 0 | 0 | 0
Total | 0 | 0 | 0 | 0
Corporate |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Exit activity costs | 59 | 45 | 59 | 99
Asset impairment charges | 0 | 0 | 0 | 0
Total | $ 59 | $ 45 | $ 59 | $ 99

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- Definition Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Includes, but is not limited to, one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and termination benefits associated with an ongoing benefit arrangement. Excludes expenses associated with special or contractual termination benefits, a discontinued operation or an asset retirement obligation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 + Details
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- Definition Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109237686&loc=d3e17752-110868 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 5.P.3) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140864-122747 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)(1)) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
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