Accounts Payable, Accrued Expenses and Other Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Payables and Accruals [Abstract]
Contingent Consideration Payable	$ 38,648	$ 62,223
Interest and Dividends Payable	34,224	28,948
Professional Fees Payable	21,394	11,229
Fees Payable	1,577	7,740
Accrued Income Taxes	18,426	20,540
Deferred Income	3,785	6,051
SEC fees payable	14,850	10,804
Software contracts payable	8,583	6,263
Estimated Litigation Liability	0	1,082
Accrued expenses and accounts payable	12,428	9,939
Accounts payable, accrued expenses and other liabilities	$ 153,915	$ 164,819