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Note 28 - Segmented Information - Operating Segments (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Revenues | $ 4,335,141 | $ 4,459,487
Depreciation and amortization | 202,536 | 177,421
Operating earnings (loss) | 300,935 | 332,496
Equity earnings | 5,078 | 6,677
Other income, net | 841 | (1,032)
Interest expense, net | (94,077) | (48,587)
Income tax expense | (68,086) | (95,010)
Net earnings | 144,691 | 194,544
Total assets | 5,482,126 | 5,098,177
Total additions to fixed assets, intangible assets and goodwill | 168,172 | 1,723,400
Americas Segment [Member] |  |
Revenues | 2,510,002 | 2,756,345
EMEA Segment [Member] |  |
Revenues | 726,900 | 715,140
Asia Pacific Segment [Member] |  |
Revenues | 610,313 | 608,460
Investment Management [Member] |  |
Revenues | 487,457 | 378,881
Operating Segments [Member] | Americas Segment [Member] |  |
Revenues | 2,510,002 | 2,756,345
Depreciation and amortization | 84,725 | 86,927
Operating earnings (loss) | 174,613 | 254,375
Equity earnings | 2,095 | 1,671
Total assets | 1,898,815 | 1,685,753
Total additions to fixed assets, intangible assets and goodwill | 112,953 | 131,114
Operating Segments [Member] | EMEA Segment [Member] |  |
Revenues | 726,900 | 715,140
Depreciation and amortization | 31,698 | 27,432
Operating earnings (loss) | 5,483 | 9,891
Equity earnings | 98 | 58
Total assets | 879,919 | 857,974
Total additions to fixed assets, intangible assets and goodwill | 18,187 | 237,622
Operating Segments [Member] | Asia Pacific Segment [Member] |  |
Revenues | 610,313 | 608,460
Depreciation and amortization | 12,174 | 11,476
Operating earnings (loss) | 62,709 | 72,256
Equity earnings | 0 | 0
Total assets | 467,122 | 408,825
Total additions to fixed assets, intangible assets and goodwill | 28,127 | 59,759
Operating Segments [Member] | Investment Management [Member] |  |
Revenues | 487,457 | 378,881
Depreciation and amortization | 71,429 | 48,543
Operating earnings (loss) | 103,139 | 37,055
Equity earnings | 2,885 | 4,948
Total assets | 2,062,956 | 2,101,208
Total additions to fixed assets, intangible assets and goodwill | 6,334 | 1,291,202
Corporate, Non-Segment [Member] |  |
Revenues | 469 | 661
Depreciation and amortization | 2,510 | 3,043
Operating earnings (loss) | (45,009) | (41,081)
Equity earnings | 0 | 0
Total assets | 173,314 | 44,417
Total additions to fixed assets, intangible assets and goodwill | $ 2,571 | $ 3,703

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