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Goodwill and Intangible Assets - Changes in Carrying Value of Goodwill (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Goodwill [Roll Forward] |  |  |
Beginning balance | $ 794,335 | $ 318,483 | $ 186,095
Goodwill acquired | 93,549 | 471,494 |
Purchase price allocation adjustments | 201,945 | 1,115 |
Impact of foreign currency translation | (16,849) | 3,243 | 17
Ending balance | 1,072,980 | 794,335 | 318,483
Segment Reconciling Items |  |  |
Goodwill [Roll Forward] |  |  |
Beginning balance | 346,673 | 0 | 0
Goodwill acquired | 0 | 346,673 | 0
Purchase price allocation adjustments | (346,673) | 0 |
Impact of foreign currency translation | 0 | 0 | 0
Ending balance | 0 | 346,673 | 0
Warehouse | Operating Segments |  |  |
Goodwill [Roll Forward] |  |  |
Beginning balance | 421,727 | 301,824 | 170,896
Goodwill acquired | 92,849 | 116,275 | 130,919
Purchase price allocation adjustments | 541,872 | 1,115 |
Impact of foreign currency translation | (16,333) | 2,513 | 9
Ending balance | 1,040,115 | 421,727 | 301,824
Third-party managed | Operating Segments |  |  |
Goodwill [Roll Forward] |  |  |
Beginning balance | 3,261 | 2,882 | 2,890
Goodwill acquired | 0 | 0 | 0
Purchase price allocation adjustments | 0 | 0 |
Impact of foreign currency translation | (50) | 379 | (8)
Ending balance | 3,211 | 3,261 | 2,882
Transportation | Operating Segments |  |  |
Goodwill [Roll Forward] |  |  |
Beginning balance | 22,674 | 13,777 | 12,309
Goodwill acquired | 700 | 8,546 | 1,452
Purchase price allocation adjustments | 6,746 | 0 |
Impact of foreign currency translation | (466) | 351 | 16
Ending balance | $ 29,654 | $ 22,674 | $ 13,777

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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(10)(1)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=120320667&loc=SL49117168-202975 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 852 -SubTopic 10 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266 + Details
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