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Note 28 - Segmented Information - Operating Segments (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Revenues | $ 4,089,129 | $ 2,786,857
Depreciation and amortization | 145,094 | 125,906
Operating earnings (loss) | (131,501) | 164,578
Equity earnings | 6,190 | 2,919
Other income, net | 5,083 | (13)
Interest expense, net | (31,819) | (30,949)
Income tax expense | (85,510) | (42,046)
Net earnings | (237,557) | 94,489
Total assets | 3,873,730 | 3,292,167
Total additions to fixed assets, intangible assets and goodwill | 109,373 | 375,898
Americas Segment [Member] |  |
Revenues | 2,489,217 | 1,626,372
EMEA Segment [Member] |  |
Revenues | 672,737 | 516,507
Asia Pacific Segment [Member] |  |
Revenues | 673,661 | 470,632
Investment Management [Member] |  |
Revenues | 252,890 | 172,594
Operating Segments [Member] | Americas Segment [Member] |  |
Revenues | 2,489,217 | 1,626,372
Depreciation and amortization | 80,210 | 56,667
Operating earnings (loss) | 233,788 | 121,371
Equity earnings | 2,352 | 1,469
Total assets | 1,740,447 | 1,640,046
Total additions to fixed assets, intangible assets and goodwill | 92,059 | 357,187
Operating Segments [Member] | EMEA Segment [Member] |  |
Revenues | 672,737 | 516,507
Depreciation and amortization | 22,868 | 22,391
Operating earnings (loss) | 59,606 | 8,336
Equity earnings | 65 | 75
Total assets | 757,980 | 648,557
Total additions to fixed assets, intangible assets and goodwill | 8,747 | 8,194
Operating Segments [Member] | Asia Pacific Segment [Member] |  |
Revenues | 673,661 | 470,632
Depreciation and amortization | 10,471 | 14,616
Operating earnings (loss) | 82,023 | 45,221
Equity earnings | 0 | 0
Total assets | 387,564 | 384,001
Total additions to fixed assets, intangible assets and goodwill | 3,245 | 4,593
Operating Segments [Member] | Investment Management [Member] |  |
Revenues | 252,890 | 172,594
Depreciation and amortization | 27,691 | 27,464
Operating earnings (loss) | 63,659 | 40,738
Equity earnings | 3,773 | 1,181
Total assets | 774,845 | 694,270
Total additions to fixed assets, intangible assets and goodwill | 2,861 | 3,669
Corporate, Non-Segment [Member] |  |
Revenues | 624 | 752
Depreciation and amortization | 3,854 | 4,768
Operating earnings (loss) | (570,577) | (51,088)
Equity earnings | 0 | 193
Total assets | 212,894 | (74,707)
Total additions to fixed assets, intangible assets and goodwill | $ 2,461 | $ 2,255

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