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Revenues from Contracts with Customers (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2022 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | $ 1,991,037 | $ 1,918,309 | $ 1,684,058
United States |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 1,623,022 | 1,629,527 | 1,427,152
United Kingdom |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 242,071 | 165,788 | 149,188
Canada |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 48,419 | 52,721 | 47,372
Ireland |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 60,365 | 69,770 | 59,792
Luxembourg |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 16,898 |  |
Other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 262 | 503 | 554
Investment management fees from pooled investment products |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 445,224 | 495,378 | 454,841
Investment management fees from investment management agreements |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 432,322 | 458,087 | 392,171
Investment operations fees |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 579,813 | 539,958 | 449,321
Investment processing fees - PaaS |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 228,556 | 215,473 | 184,711
Investment processing fees - SaaS |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 139,102 | 128,963 | 126,751
Professional services fees |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 104,842 | 25,562 | 27,347
Account fees and other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 61,178 | 54,888 | 48,916
Private Banks |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 575,625 | 493,570 | 455,393
Private Banks | United States |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 317,399 | 315,040 | 298,708
Private Banks | United Kingdom |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 199,294 | 111,900 | 97,896
Private Banks | Canada |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 43,108 | 48,325 | 41,762
Private Banks | Ireland |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 15,824 | 18,305 | 17,027
Private Banks | Luxembourg |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 |  |
Private Banks | Other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Private Banks | Investment management fees from pooled investment products |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 125,430 | 134,617 | 127,883
Private Banks | Investment management fees from investment management agreements |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 2,187 | 2,271 | 1,470
Private Banks | Investment operations fees |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 1,410 | 1,512 | 1,804
Private Banks | Investment processing fees - PaaS |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 228,556 | 215,473 | 184,711
Private Banks | Investment processing fees - SaaS |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 112,096 | 113,964 | 113,012
Private Banks | Professional services fees |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 102,169 | 22,054 | 21,594
Private Banks | Account fees and other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 3,777 | 3,679 | 4,919
Private Banks | Professional services fees, one-time early termination fees |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues | $ 88,000 |  |  |
Investment Advisors |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 447,766 | 482,949 | 407,564
Investment Advisors | United States |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 447,766 | 482,949 | 407,564
Investment Advisors | United Kingdom |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Investment Advisors | Canada |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Investment Advisors | Ireland |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Investment Advisors | Luxembourg |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 |  |
Investment Advisors | Other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Investment Advisors | Investment management fees from pooled investment products |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 263,266 | 301,581 | 271,627
Investment Advisors | Investment management fees from investment management agreements |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 162,762 | 158,181 | 115,887
Investment Advisors | Investment operations fees |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Investment Advisors | Investment processing fees - PaaS |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Investment Advisors | Investment processing fees - SaaS |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Investment Advisors | Professional services fees |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Investment Advisors | Account fees and other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 21,738 | 23,187 | 20,050
Institutional Investors |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 323,353 | 343,805 | 317,627
Institutional Investors | United States |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 267,928 | 274,867 | 250,321
Institutional Investors | United Kingdom |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 42,777 | 53,888 | 51,292
Institutional Investors | Canada |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 5,311 | 4,396 | 5,610
Institutional Investors | Ireland |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 7,075 | 10,151 | 9,850
Institutional Investors | Luxembourg |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 |  |
Institutional Investors | Other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 262 | 503 | 554
Institutional Investors | Investment management fees from pooled investment products |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 54,656 | 57,716 | 53,283
Institutional Investors | Investment management fees from investment management agreements |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 251,256 | 282,797 | 262,709
Institutional Investors | Investment operations fees |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Institutional Investors | Investment processing fees - PaaS |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Institutional Investors | Investment processing fees - SaaS |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 11,425 | 1,207 | 0
Institutional Investors | Professional services fees |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Institutional Investors | Account fees and other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 6,016 | 2,085 | 1,635
Investment Managers |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 624,918 | 581,157 | 489,462
Investment Managers | United States |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 570,554 | 539,843 | 456,547
Investment Managers | United Kingdom |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Investment Managers | Canada |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Investment Managers | Ireland |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 37,466 | 41,314 | 32,915
Investment Managers | Luxembourg |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 16,898 |  |
Investment Managers | Other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Investment Managers | Investment management fees from pooled investment products |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 396 | 134 | 637
Investment Managers | Investment management fees from investment management agreements |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Investment Managers | Investment operations fees |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 578,403 | 538,446 | 447,517
Investment Managers | Investment processing fees - PaaS |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Investment Managers | Investment processing fees - SaaS |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 15,581 | 13,792 | 13,739
Investment Managers | Professional services fees |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 2,673 | 3,508 | 5,753
Investment Managers | Account fees and other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 27,865 | 25,277 | 21,816
Investments in New Businesses |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 19,375 | 16,828 | 14,012
Investments in New Businesses | United States |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 19,375 | 16,828 | 14,012
Investments in New Businesses | United Kingdom |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Investments in New Businesses | Canada |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Investments in New Businesses | Ireland |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Investments in New Businesses | Luxembourg |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 |  |
Investments in New Businesses | Other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Investments in New Businesses | Investment management fees from pooled investment products |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 1,476 | 1,330 | 1,411
Investments in New Businesses | Investment management fees from investment management agreements |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 16,117 | 14,838 | 12,105
Investments in New Businesses | Investment operations fees |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Investments in New Businesses | Investment processing fees - PaaS |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Investments in New Businesses | Investment processing fees - SaaS |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Investments in New Businesses | Professional services fees |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | 0 | 0 | 0
Investments in New Businesses | Account fees and other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenues |  | $ 1,782 | $ 660 | $ 496

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