Commitments, Pledged Assets, and Collateral	6 Months Ended
Jun. 30, 2012
Commitments and Contingencies Disclosure [Abstract]
Commitments, pledged assets, collateral and contingencies	Pledged assets and collateral For a discussion of the Firm’s pledged assets and collateral, see Note 30 on page 289 of JPMorgan Chase’s 2011 Annual Report. Pledged assets At June 30, 2012, assets were pledged to collateralize repurchase agreements, other securities financing agreements, derivative transactions and for other purposes, including to secure borrowings and public deposits. Certain of these pledged assets may be sold or repledged by the secured parties and are identified as financial instruments owned (pledged to various parties) on the Consolidated Balance Sheets. In addition, at June 30, 2012, and December 31, 2011, the Firm had pledged $272.9 billion and $270.3 billion, respectively, of financial instruments it owns that may not be sold or repledged by the secured parties. Total assets pledged do not include assets of consolidated VIEs; these assets are used to settle the liabilities of those entities. See Note 15 on pages 177–184 of this Form 10-Q, and Note 16 on pages 256–267 of JPMorgan Chase’s 2011 Annual Report, for additional information on assets and liabilities of consolidated VIEs. Collateral At June 30, 2012, and December 31, 2011, the Firm had accepted assets as collateral that it could sell or repledge, deliver or otherwise use with a fair value of approximately $757.0 billion and $742.1 billion, respectively. This collateral was generally obtained under resale agreements, securities borrowing agreements, customer margin loans and derivative agreements. Of the collateral received, approximately $570.1 billion and $515.8 billion, respectively, were sold or repledged, generally as collateral under repurchase agreements, securities lending agreements or to cover short sales and to collateralize deposits and derivative agreements.

Pledged assets and collateral

For a discussion of the Firm’s pledged assets and collateral, see Note 30 on page 289 of JPMorgan Chase’s 2011 Annual Report.

Pledged assets

At June 30, 2012, assets were pledged to collateralize repurchase agreements, other securities financing agreements, derivative transactions and for other purposes, including to secure borrowings and public deposits. Certain of these pledged assets may be sold or repledged by the secured parties and are identified as financial instruments owned (pledged to various parties) on the Consolidated Balance Sheets. In addition, at June 30, 2012, and December 31, 2011, the Firm had pledged $272.9 billion and $270.3 billion, respectively, of financial instruments it owns that may not be sold or repledged by the secured parties. Total assets pledged do not include assets of consolidated VIEs; these assets are used to settle the liabilities of those entities. See Note 15 on pages 177–184 of this Form 10-Q, and Note 16 on pages 256–267 of JPMorgan Chase’s 2011 Annual Report, for additional information on assets and liabilities of consolidated VIEs.

Collateral

At June 30, 2012, and December 31, 2011, the Firm had accepted assets as collateral that it could sell or repledge, deliver or otherwise use with a fair value of approximately $757.0 billion and $742.1 billion, respectively. This collateral was generally obtained under resale agreements, securities borrowing agreements, customer margin loans and derivative agreements. Of the collateral received, approximately $570.1 billion and $515.8 billion, respectively, were sold or repledged, generally as collateral under repurchase agreements, securities lending agreements or to cover short sales and to collateralize deposits and derivative agreements.