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CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) (Parenthetical) - USD ($)
$ in Thousands
May 31, 2020
Nov. 30, 2019
Cash, Cash Equivalents and Restricted Cash by Category [Abstract]    
Cash and cash equivalents $ 5,251,869 $ 5,567,903
Cash and securities segregated and on deposit for regulatory purposes with clearing and depository organizations 572,725 761,809
Total cash, cash equivalents and restricted cash $ 5,824,594 $ 6,329,712