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Note 4 - Acquisitions - Acquisitions Details (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Current assets, excluding cash | $ 38,215 | $ 106,843
Non-current assets | 18,958 | 49,986
Current liabilities | 20,006 | 91,619
Long-term liabilities | 18,106 | 63,956
Net identifiable assets acquired | 19,061 | 6,686
Cash consideration, net of cash acquired | 60,832 | 205,608
Acquisition date fair value of contingent consideration | 1,850 | 23,717
Business Combination, Consideration Transferred, Total | 62,682 | 229,325
Acquired intangible assets (note 10) | 21,130 |
Goodwill (note 11) | 22,491 | 117,984
Warehouse receivables |  | 31,282
Warehouse credit facilities |  | 25,850
Indefinite life |  | 29,200
Finite life |  | 167,680
Redeemable non-controlling interest (note 17) |  | 92,225
Actual from acquired entities, Revenues | 23,132 |
Actual from acquired entities, Net earnings from continuing operations | 198 |
Supplemental pro forma revenues (unaudited), Revenues | 4,153,379 | 3,010,244
Supplemental pro forma net earnings (unaudited), Net earnings from continuing operations | $ (236,934) | 105,783
Colliers Mortgage [Member] |  |
Current assets, excluding cash |  | 46,510
Non-current assets |  | 9,021
Current liabilities |  | 55,881
Long-term liabilities |  | 6,266
Net identifiable assets acquired |  | (1,184)
Cash consideration, net of cash acquired |  | 134,204
Acquisition date fair value of contingent consideration |  | 9,250
Business Combination, Consideration Transferred, Total |  | 143,454
Goodwill (note 11) |  | 53,530
Warehouse receivables |  | 31,282
Warehouse credit facilities |  | 25,850
Indefinite life |  | 29,200
Finite life |  | 105,150
Redeemable non-controlling interest (note 17) |  | 43,242
Colliers Engineering and Design [Member] |  |
Current assets, excluding cash |  | 57,533
Non-current assets |  | 37,516
Current liabilities |  | 32,582
Long-term liabilities |  | 54,739
Net identifiable assets acquired |  | 7,728
Cash consideration, net of cash acquired |  | 59,355
Acquisition date fair value of contingent consideration |  | 12,204
Business Combination, Consideration Transferred, Total |  | 71,559
Goodwill (note 11) |  | 56,838
Warehouse receivables |  | 0
Warehouse credit facilities |  | 0
Indefinite life |  | 0
Finite life |  | 51,100
Redeemable non-controlling interest (note 17) |  | 44,107
Other Acquisitions [Member] |  |
Current assets, excluding cash |  | 2,800
Non-current assets |  | 3,449
Current liabilities |  | 3,156
Long-term liabilities |  | 2,951
Net identifiable assets acquired |  | 142
Cash consideration, net of cash acquired |  | 12,049
Acquisition date fair value of contingent consideration |  | 2,263
Business Combination, Consideration Transferred, Total |  | 14,312
Goodwill (note 11) |  | 7,616
Warehouse receivables |  | 0
Warehouse credit facilities |  | 0
Indefinite life |  | 0
Finite life |  | 11,430
Redeemable non-controlling interest (note 17) |  | $ 4,876

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- Definition The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(3) -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2) -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 + Details
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