Consolidated Statements of Financial Condition (Unaudited) - USD ($) $ in Millions	Jun. 30, 2017	Dec. 31, 2016
ASSETS:
Cash and cash equivalents	$ 903	$ 1,047
Cash and investments segregated under federal regulations	10,622	12,680
Securities purchased under agreements to resell	400	892
Receivable from:
Clients	3,253	3,129
Mutual funds, insurance companies and other	554	513
Brokers, dealers and clearing organizations	218	219
Securities owned, at fair value:
Investment securities	230	224
Inventory securities	76	43
Equipment, property and improvements, at cost, net of accumulated depreciation and amortization	548	549
Other assets	123	128
TOTAL ASSETS	16,927	19,424
Payable to:
Clients	13,010	15,414
Brokers, dealers and clearing organizations	111	99
Accrued compensation and employee benefits	1,054	1,116
Accounts payable, accrued expenses and other	180	161
Total liabilities before partnership capital	14,355	16,790
Contingencies (Note 5)
Partnership capital subject to mandatory redemption, net of reserve for anticipated withdrawals and partnership loans	2,449	2,417
Reserve for anticipated withdrawals	123	217
Total partnership capital subject to mandatory redemption	2,572	2,634
TOTAL LIABILITIES	16,927	19,424
Limited Partnership Capital [Member]
Payable to:
Partnership capital subject to mandatory redemption, net of reserve for anticipated withdrawals and partnership loans	898	902
Subordinated Limited Partnership Capital [Member]
Payable to:
Partnership capital subject to mandatory redemption, net of reserve for anticipated withdrawals and partnership loans	463	421
General Partnership Capital [Member]
Payable to:
Partnership capital subject to mandatory redemption, net of reserve for anticipated withdrawals and partnership loans	$ 1,088	$ 1,094