FAIR VALUE MEASUREMENT (Details 3) (Level 3, USD $)	3 Months Ended	12 Months Ended
	Mar. 31, 2014	Dec. 31, 2013
Mortgage-backed securities | Price-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of assets as of the balance sheet date	$ 2,945,000,000	$ 2,869,000,000
Mortgage-backed securities | Price-based | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Price	0.03	0.10
Mortgage-backed securities | Price-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Price	127.21	117.78
Mortgage-backed securities | Price-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Price	74.90	77.60
Mortgage-backed securities | Yield analysis
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of assets as of the balance sheet date	773,000,000	1,241,000,000
Mortgage-backed securities | Yield analysis | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Yield (as a percent)	0.02%	0.03%
Mortgage-backed securities | Yield analysis | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Yield (as a percent)	22.15%	21.80%
Mortgage-backed securities | Yield analysis | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Yield (as a percent)	9.17%	8.66%
State and municipal, foreign government, corporate, and other debt securities | Cash flow
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of assets as of the balance sheet date	875,000,000	2,014,000,000
State and municipal, foreign government, corporate, and other debt securities | Cash flow | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Credit spread (as a percent)		0.11%
State and municipal, foreign government, corporate, and other debt securities | Cash flow | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Credit spread (as a percent)		3.75%
State and municipal, foreign government, corporate, and other debt securities | Cash flow | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Credit spread (as a percent)		2.13%
State and municipal, foreign government, corporate, and other debt securities | Price-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of assets as of the balance sheet date	5,746,000,000	5,361,000,000
State and municipal, foreign government, corporate, and other debt securities | Price-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Price	140.00	126.49
State and municipal, foreign government, corporate, and other debt securities | Price-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Price	88.12	87.47
State and municipal, foreign government, corporate, and other debt securities | Model-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of assets as of the balance sheet date	1,421,000,000
State and municipal, foreign government, corporate, and other debt securities | Model-based | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Credit spread (as a percent)	0.60%
State and municipal, foreign government, corporate, and other debt securities | Model-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Credit spread (as a percent)	6.00%
State and municipal, foreign government, corporate, and other debt securities | Model-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Credit spread (as a percent)	2.21%
Equity securities | Cash flow
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of assets as of the balance sheet date	836,000,000	827,000,000
Equity securities | Cash flow | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Yield (as a percent)	4.00%	4.00%
WAL	4 days	4 days
Equity securities | Cash flow | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Yield (as a percent)	5.00%	5.00%
WAL	3 years 2 months 23 days	3 years 6 months 18 days
Equity securities | Cash flow | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Yield (as a percent)	4.50%	4.50%
WAL	1 year 4 months 6 days	1 year 4 months 17 days
Equity securities | Price-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of assets as of the balance sheet date	1,302,000,000	947,000,000
Equity securities | Price-based | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Price		0.31
Equity securities | Price-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Price	1,249.93	93.66
Equity securities | Price-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Price	172.30	86.90
Asset-backed securities | Price-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of assets as of the balance sheet date	3,839,000,000	4,539,000,000
Asset-backed securities | Price-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Price	100.00	135.83
Asset-backed securities | Price-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Price	71.43	70.89
Asset-backed securities | Model-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of assets as of the balance sheet date	1,296,000,000	1,300,000,000
Asset-backed securities | Model-based | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Credit spread (as a percent)	2.94%	0.25%
Asset-backed securities | Model-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Credit spread (as a percent)	2.94%	3.78%
Asset-backed securities | Model-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Credit spread (as a percent)	2.94%	3.02%
Non-marketable equity securities | Cash flow
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of assets as of the balance sheet date	520,000,000	533,000,000
Non-marketable equity securities | Cash flow | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Price-to-book ratio	0.90	0.90
Price-earnings ratio	8.60	9.10
Non-marketable equity securities | Cash flow | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Discount to price (as a percent)	90.00%	75.00%
Price-to-book ratio	1.02	1.05
Price-earnings ratio	9.48	9.10
Non-marketable equity securities | Cash flow | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Discount to price (as a percent)	4.00%	3.47%
Price-to-book ratio	1.00	1.02
Price-earnings ratio	9.05	9.10
Non-marketable equity securities | Price-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of assets as of the balance sheet date	1,953,000,000	2,324,000,000
Non-marketable equity securities | Price-based | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Fund NAV	83	612
Non-marketable equity securities | Price-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Fund NAV	161,948,031	336,559,340
Non-marketable equity securities | Price-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Fund NAV	59,774,099	124,080,454
Non-marketable equity securities | Comparables Analysis
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of assets as of the balance sheet date	1,619,000,000	1,470,000,000
Non-marketable equity securities | Comparables Analysis | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
EBITDA multiples	4.20	4.20
Non-marketable equity securities | Comparables Analysis | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
EBITDA multiples	16.60	16.90
Non-marketable equity securities | Comparables Analysis | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
EBITDA multiples	9.84	9.78
Trading account assets and liabilities | Interest rate contracts | Model-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value (gross)	5,808,000,000	5,721,000,000
Trading account assets and liabilities | Interest rate contracts | Model-based | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
IR lognormal volatility	11.70%	10.60%
Trading account assets and liabilities | Interest rate contracts | Model-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
IR lognormal volatility	86.32%	87.20%
Trading account assets and liabilities | Interest rate contracts | Model-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
IR lognormal volatility	21.52%	21.16%
Trading account assets and liabilities | Foreign exchange contracts | Cash flow
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value (gross)	296,000,000	189,000,000
Trading account assets and liabilities | Foreign exchange contracts | Cash flow | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Interest rate (as a percent)	3.95%	0.11%
Credit spread (as a percent)	0.13%	0.25%
IR-FX correlation	(29.05%)	40.00%
IR-IR correlation	40.00%	40.00%
Trading account assets and liabilities | Foreign exchange contracts | Cash flow | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Interest rate (as a percent)	9.61%	13.88%
Credit spread (as a percent)	4.19%	4.19%
IR-FX correlation	60.00%	60.00%
IR-IR correlation	68.41%	68.79%
Trading account assets and liabilities | Foreign exchange contracts | Cash flow | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Interest rate (as a percent)	6.22%	6.02%
Credit spread (as a percent)	1.45%	1.62%
IR-FX correlation	48.48%	50.00%
IR-IR correlation	40.55%	40.52%
Trading account assets and liabilities | Foreign exchange contracts | Model-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value (gross)	1,563,000,000	1,727,000,000
Trading account assets and liabilities | Foreign exchange contracts | Model-based | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Foreign exchange (FX) volatility (as a Percent)	2.00%	1.00%
Trading account assets and liabilities | Foreign exchange contracts | Model-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Foreign exchange (FX) volatility (as a Percent)	26.00%	28.00%
Trading account assets and liabilities | Foreign exchange contracts | Model-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Foreign exchange (FX) volatility (as a Percent)	12.48%	13.45%
Trading account assets and liabilities | Equity contracts | Price-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value (gross)	456,000,000	563,000,000
Trading account assets and liabilities | Equity contracts | Price-based | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Equity forward	77.40%	79.10%
Equity-Equity correlation	(81.30%)	(81.30%)
Equity-FX correlation	(70.00%)	(70.00%)
Trading account assets and liabilities | Equity contracts | Price-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Price	120.25	118.75
Equity forward	132.00%	141.00%
Equity-Equity correlation	99.40%	99.40%
Equity-FX correlation	65.00%	55.00%
Trading account assets and liabilities | Equity contracts | Price-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Price	79.67	88.10
Equity forward	97.32%	100.24%
Equity-Equity correlation	45.30%	48.45%
Equity-FX correlation	(14.64%)	0.60%
Trading account assets and liabilities | Equity contracts | Model-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value (gross)	4,257,000,000	3,189,000,000
Trading account assets and liabilities | Equity contracts | Model-based | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Equity volatility	2.30%	10.02%
Trading account assets and liabilities | Equity contracts | Model-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Equity volatility	77.86%	73.48%
Trading account assets and liabilities | Equity contracts | Model-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Equity volatility	26.24%	29.87%
Trading account assets and liabilities | Commodity contracts | Model-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value (gross)	2,646,000,000	2,988,000,000
Trading account assets and liabilities | Commodity contracts | Model-based | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Forward price	72.07%	23.00%
Commodity correlation	(75.00%)	(75.00%)
Commodity volatility (as a percent)	5.00%	4.00%
Trading account assets and liabilities | Commodity contracts | Model-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Forward price	117.26%	242.00%
Commodity correlation	90.00%	90.00%
Commodity volatility (as a percent)	146.00%	146.00%
Trading account assets and liabilities | Commodity contracts | Model-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Forward price	99.52%	105.00%
Commodity correlation	29.00%	32.00%
Commodity volatility (as a percent)	15.00%	15.00%
Trading account assets and liabilities | Credit derivatives | Price-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value (gross)	1,743,000,000	1,520,000,000
Trading account assets and liabilities | Credit derivatives | Price-based | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Price		0.02
Credit spread (as a percent)	0.01%	0.03%
Credit correlation	5.00%	5.00%
Upfront points	3.80	2.31
Trading account assets and liabilities | Credit derivatives | Price-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Price	120.25	115.20
Credit spread (as a percent)	13.78%	13.35%
Credit correlation	95.00%	95.00%
Upfront points	97.41	100.00
Trading account assets and liabilities | Credit derivatives | Price-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Price	37.39	29.83
Credit spread (as a percent)	1.20%	2.03%
Credit correlation	53.57%	47.43%
Upfront points	79.98	57.69
Trading account assets and liabilities | Credit derivatives | Model-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value (gross)	6,698,000,000	4,767,000,000
Trading account assets and liabilities | Credit derivatives | Model-based | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Recovery rate (as a percent)	7.00%	20.00%
Trading account assets and liabilities | Credit derivatives | Model-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Recovery rate (as a percent)	68.50%	64.00%
Trading account assets and liabilities | Credit derivatives | Model-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Recovery rate (as a percent)	28.32%	38.11%
Nontrading derivatives and other financial assets and liabilities | Price-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value (gross)	92,000,000	82,000,000
Nontrading derivatives and other financial assets and liabilities | Price-based | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
EBITDA multiples	5.10	5.20
Nontrading derivatives and other financial assets and liabilities | Price-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
EBITDA multiples	12.30	12.60
Nontrading derivatives and other financial assets and liabilities | Price-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
EBITDA multiples	11.74	12.08
Nontrading derivatives and other financial assets and liabilities | Model-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value (gross)	38,000,000	38,000,000
Nontrading derivatives and other financial assets and liabilities | Model-based | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Price	108.70
Fund NAV	1.00	1.00
Price-to-book ratio	1.02	1.05
Redemption rate (as a percent)	3.00%
Nontrading derivatives and other financial assets and liabilities | Model-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Price	108.70	105.10
Discount to price (as a percent)	35.00%	35.00%
Fund NAV	9,895,008	10,688,600
Price-to-book ratio	1.02	1.05
Redemption rate (as a percent)	99.50%
Nontrading derivatives and other financial assets and liabilities | Model-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Price	108.70	71.25
Discount to price (as a percent)	10.71%	16.36%
Fund NAV	8,470,964	9,706,488
Price-to-book ratio	1.02	1.05
Redemption rate (as a percent)	68.25%
Nontrading derivatives and other financial assets and liabilities | Comparables Analysis
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value (gross)	52,000,000	60,000,000
Nontrading derivatives and other financial assets and liabilities | Comparables Analysis | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Price-earnings ratio	9.00	6.90
Nontrading derivatives and other financial assets and liabilities | Comparables Analysis | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Price-earnings ratio	9.00	6.90
Nontrading derivatives and other financial assets and liabilities | Comparables Analysis | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Price-earnings ratio	9.00	6.90
Fixed income instruments
Fair Value Inputs Assets Liabilities Quantitative Information
Price input for instrument valued at par		$ 100
Interest-bearing deposits | Model-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of liabilities as of the balance sheet date	935,000,000	890,000,000
Interest-bearing deposits | Model-based | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Equity volatility	13.80%	14.79%
Equity-IR correlation	25.00%	9.00%
Forward price	72.07%	23.00%
Commodity correlation	(75.00%)	(75.00%)
Commodity volatility (as a percent)	5.00%	4.00%
Mean reversion	1.00%	1.00%
Interest-bearing deposits | Model-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Equity volatility	39.79%	42.15%
Equity-IR correlation	29.00%	20.50%
Forward price	117.26%	242.00%
Commodity correlation	90.00%	90.00%
Commodity volatility (as a percent)	146.00%	146.00%
Mean reversion	20.00%	20.00%
Interest-bearing deposits | Model-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Equity volatility	26.05%	27.74%
Equity-IR correlation	25.82%	19.81%
Forward price	99.52%	105.00%
Commodity correlation	29.00%	32.00%
Commodity volatility (as a percent)	15.00%	15.00%
Mean reversion	10.50%	10.50%
Federal funds purchased and securities loaned or sold under agreements to repurchase | Model-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of liabilities as of the balance sheet date	941,000,000	902,000,000
Federal funds purchased and securities loaned or sold under agreements to repurchase | Model-based | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Interest rate (as a percent)	1.01%	0.47%
Federal funds purchased and securities loaned or sold under agreements to repurchase | Model-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Interest rate (as a percent)	2.99%	3.66%
Federal funds purchased and securities loaned or sold under agreements to repurchase | Model-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Interest rate (as a percent)	2.54%	2.71%
Trading account liabilities | Securities sold, not yet purchased | Price-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of liabilities as of the balance sheet date	172,000,000	273,000,000
Trading account liabilities | Securities sold, not yet purchased | Price-based | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Credit IR correlation	(70.49%)	(68.00%)
Trading account liabilities | Securities sold, not yet purchased | Price-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Price	113.75	124.25
Credit IR correlation	7.47%	5.00%
Trading account liabilities | Securities sold, not yet purchased | Price-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Price	91.96	99.75
Credit IR correlation	(41.41%)	(50.00%)
Trading account liabilities | Securities sold, not yet purchased | Model-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of liabilities as of the balance sheet date	296,000,000	289,000,000
Trading account liabilities | Securities sold, not yet purchased | Model-based | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Credit spread (as a percent)		1.66%
Trading account liabilities | Securities sold, not yet purchased | Model-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Credit spread (as a percent)		1.80%
Trading account liabilities | Securities sold, not yet purchased | Model-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Credit spread (as a percent)		1.75%
Short-term borrowings and long-term debt | Cash flow
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of liabilities as of the balance sheet date	1,957,000,000
Short-term borrowings and long-term debt | Price-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of liabilities as of the balance sheet date	844,000,000	868,000,000
Short-term borrowings and long-term debt | Price-based | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Interest rate (as a percent)		4.00%
Price	0.22	0.63
Equity volatility	2.30%	10.70%
Equity forward	77.40%	79.10%
Equity-Equity correlation		(81.30%)
Forward price	72.07%	23.00%
Commodity correlation	(75.00%)
Commodity volatility (as a percent)	5.00%
Equity-FX correlation		(70.00%)
Short-term borrowings and long-term debt | Price-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Interest rate (as a percent)		10.00%
Price	105.17	103.75
Equity volatility	42.00%	57.20%
Equity forward	132.00%	141.00%
Equity-Equity correlation		99.40%
Forward price	117.26%	242.00%
Commodity correlation	90.00%
Commodity volatility (as a percent)	146.00%
Equity-FX correlation		55.00%
Short-term borrowings and long-term debt | Price-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Interest rate (as a percent)		5.00%
Price	82.37	80.73
Equity volatility	15.51%	19.41%
Equity forward	97.74%	99.51%
Equity-Equity correlation		48.30%
Forward price	99.52%	101.00%
Commodity correlation	29.00%
Commodity volatility (as a percent)	15.00%
Equity-FX correlation		0.60%
Short-term borrowings and long-term debt | Model-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of liabilities as of the balance sheet date	5,870,000,000	6,781,000,000
Short-term borrowings and long-term debt | Model-based | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
IR lognormal volatility	11.70%	10.60%
Short-term borrowings and long-term debt | Model-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
IR lognormal volatility	86.32%	87.20%
Short-term borrowings and long-term debt | Model-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
IR lognormal volatility	21.44%	20.97%
Federal funds sold and securities borrowed or purchased under agreements to resell | Model-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of assets as of the balance sheet date	3,232,000,000	3,299,000,000
Federal funds sold and securities borrowed or purchased under agreements to resell | Model-based | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Interest rate (as a percent)	1.44%	1.33%
Federal funds sold and securities borrowed or purchased under agreements to resell | Model-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Interest rate (as a percent)	2.13%	2.19%
Federal funds sold and securities borrowed or purchased under agreements to resell | Model-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Interest rate (as a percent)	1.99%	2.04%
Loans | Cash flow
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of assets as of the balance sheet date	1,155,000,000
Loans | Cash flow | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Yield (as a percent)	1.60%
Loans | Cash flow | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Yield (as a percent)	4.50%
Loans | Cash flow | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Yield (as a percent)	2.10%
Loans | Price-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of assets as of the balance sheet date	2,111,000,000	2,153,000,000
Loans | Price-based | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Price	0.02
Loans | Price-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Price	105.17	103.75
Loans | Price-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Price	91.48	91.19
Loans | Yield analysis
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of assets as of the balance sheet date	463,000,000	549,000,000
Loans | Yield analysis | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Credit spread (as a percent)	0.42%	0.49%
Loans | Yield analysis | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Credit spread (as a percent)	16.00%	16.00%
Loans | Yield analysis | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Credit spread (as a percent)	3.86%	3.02%
Loans | Model-based
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of assets as of the balance sheet date		1,422,000,000
Loans | Model-based | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Yield (as a percent)		1.60%
Loans | Model-based | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Yield (as a percent)		4.50%
Loans | Model-based | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Yield (as a percent)		2.10%
Mortgage servicing rights | Cash flow
Fair Value Inputs Assets Liabilities Quantitative Information
Fair value of assets as of the balance sheet date	$ 2,492,000,000	$ 2,625,000,000
Mortgage servicing rights | Cash flow | Minimum
Fair Value Inputs Assets Liabilities Quantitative Information
Yield (as a percent)		3.64%
WAL	3 years 6 months 14 days	2 years 3 months 7 days
Mortgage servicing rights | Cash flow | Maximum
Fair Value Inputs Assets Liabilities Quantitative Information
Yield (as a percent)	52.75%	12.00%
WAL	11 years 7 months 2 days	9 years 5 months 8 days
Mortgage servicing rights | Cash flow | Weighted Average
Fair Value Inputs Assets Liabilities Quantitative Information
Yield (as a percent)	7.13%	7.19%
WAL	5 years 9 months 29 days	6 years 1 month 13 days