Total amount of portfolio loans sold and or reclassified to loans held-for-sale during the period.

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Amount of deferred interest and fee income, unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of acquired loans. Excludes amounts for loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 20
-Section 50
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-Publisher FASB
-Name Accounting Standards Codification
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-Section S99
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-Section 50
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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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LOANS - Corporate Loans (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
LOANS - Corporate Loans (Details) - USD ($) $ in Millions	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Dec. 31, 2016
Loans
Loans, net of unearned income	$ 653,183		$ 653,183		$ 624,369
Corporate
Loans
Total loans	328,327		328,327		300,010
Net unearned income	(720)		(720)		(704)
Loans, net of unearned income	327,607		327,607		299,306
Loans sold and/or reclassified to held-for-sale	100	$ 1,300	600	$ 2,600
Corporate \| Commercial and industrial
Loans
Loans, net of unearned income	141,242		141,242		129,116
Corporate \| Financial institutions
Loans
Loans, net of unearned income	69,805		69,805		61,560
Corporate \| Mortgage and real estate
Loans
Loans, net of unearned income	49,634		49,634		44,031
Corporate \| Lease financing
Loans
Loans, net of unearned income	1,699		1,699		1,769
Corporate \| In U.S. offices
Loans
Total loans	166,113		166,113		159,813
Corporate \| In U.S. offices \| Commercial and industrial
Loans
Total loans	51,679		51,679		49,586
Corporate \| In U.S. offices \| Financial institutions
Loans
Total loans	37,203		37,203		35,517
Corporate \| In U.S. offices \| Mortgage and real estate
Loans
Total loans	43,274		43,274		38,691
Corporate \| In U.S. offices \| Installment, revolving credit and other
Loans
Total loans	32,464		32,464		34,501
Corporate \| In U.S. offices \| Lease financing
Loans
Total loans	1,493		1,493		1,518
Corporate \| In offices outside the U.S.
Loans
Total loans	162,214		162,214		140,197
Corporate \| In offices outside the U.S. \| Commercial and industrial
Loans
Total loans	93,107		93,107		81,882
Corporate \| In offices outside the U.S. \| Financial institutions
Loans
Total loans	33,050		33,050		26,886
Corporate \| In offices outside the U.S. \| Mortgage and real estate
Loans
Total loans	6,383		6,383		5,363
Corporate \| In offices outside the U.S. \| Installment, revolving credit and other
Loans
Total loans	23,830		23,830		19,965
Corporate \| In offices outside the U.S. \| Lease financing
Loans
Total loans	216		216		251
Corporate \| In offices outside the U.S. \| Government and official institutions
Loans
Total loans	$ 5,628		$ 5,628		$ 5,850