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Summary of Significant Accounting Policies (Tables)
9 Months Ended
Sep. 30, 2022
Accounting Policies [Abstract]  
Schedule Statements of Cash Flows Each of the Years Presented The following table summarizes the
immaterial revisions to our historical consolidated statements of cash flows for the nine months ended September 30, 2021 (in millions):
Nine Months Ended September 30, 2021
As Previously PresentedAdjustmentAs Adjusted
Purchases of invested margin deposits (within investing activities)$— $(2,828)$(2,828)
Proceeds from sales of invested margin deposits (within investing activities)— 3,281 3,281 
Net cash provided by investing activities872 453 1,325 
Change in cash and cash equivalent margin deposits and guaranty funds (within financing activities)— 24,094 24,094 
Net cash provided by/(used in) financing activities(2,928)24,094 21,166 
Net increase in cash and cash equivalents, restricted cash and cash equivalents, and cash and cash equivalent margin deposits and guaranty funds70 24,547 24,617 
Cash and cash equivalents, restricted cash and cash equivalents, and cash and cash equivalent margin deposits and guaranty funds at beginning of period1,991 81,628 83,619 
Cash and cash equivalents, restricted cash and cash equivalents, and cash and cash equivalent margin deposits and guaranty funds at end of period$2,061 $106,175 $108,236