DERIVATIVE FINANCIAL INSTRUMENTS (Tables)

12 Months Ended

Dec. 31, 2017

DERIVATIVE FINANCIAL INSTRUMENTS (Tables) [Line Items]

Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [text block]

For designated cash flow hedges the following table shows when the Group’s hedged cash flows are exp

2017	0-1 years £m		1-2 years £m		2-3 years £m		3-4 years £m		4-5 years £m		5-10 years  £m		10-20 years £m		Over 20 years £m		Total £m
Hedged forecast cash flows expected to occur:
Forecast receivable cash flows	346		515		682		492		395		701		55		46		3,232
Forecast payable cash flows	(475	)	(654	)	(592	)	(552	)	(406	)	(1,150	)	(627	)	(163	)	(4,619	)
Hedged forecast cash flows affect profit or loss:
Forecast receivable cash flows	307		562		648		448		466		684		63		54		3,232
Forecast payable cash flows	(680	)	(640	)	(556	)	(505	)	(377	)	(1,085	)	(612	)	(164	)	(4,619	)

2016	0-1 years £m		1-2 years £m		2-3 years £m		3-4 years £m		4-5 years £m		5-10 years £m		10-20 years £m		Over 20 years £m		Total £m
Hedged forecast cash flows expected to occur:
Forecast receivable cash flows	172		198		415		372		391		1,215		102		45		2,910
Forecast payable cash flows	(565	)	(722	)	(692	)	(599	)	(429	)	(1,541	)	(806	)	(262	)	(5,616	)
Hedged forecast cash flows affect profit or loss:
Forecast receivable cash flows	211		223		418		363		472		1,070		99		54		2,910
Forecast payable cash flows	(777	)	(713	)	(671	)	(521	)	(415	)	(1,477	)	(787	)	(255	)	(5,616	)

At fair value [member]

DERIVATIVE FINANCIAL INSTRUMENTS (Tables) [Line Items]

Disclosure of Total Derivative Financial Instruments [Text Block]

The fair values and notional amounts of derivative instruments are set out in the following table:

	31 December 2017						31 December 2016
	Contract/ notional amount £m		Fair value assets £m		Fair value liabilities £m		Contract/ notional amount £m		Fair value assets £m		Fair value liabilities £m
Trading and other
Exchange rate contracts:
Spot, forwards and futures		31,716		1,023		789		38,072		1,149		1,383
Currency swaps		223,624		3,157		3,534		288,441		6,903		6,382
Options purchased		8,191		580		–		15,192		808		–
Options written		6,684		–		627		18,342		–		1,016
		270,215		4,760		4,950		360,047		8,860		8,781
Interest rate contracts:
Interest rate swaps		2,264,834		15,791		15,364		2,160,535		19,780		18,862
Forward rate agreements		239,797		5		1		628,962		13		87
Options purchased		32,097		2,329		–		39,509		3,251		–
Options written		32,817		–		2,524		39,847		–		3,400
Futures		35,542		9		7		114,284		6		3
		2,605,087		18,134		17,896		2,983,137		23,050		22,352
Credit derivatives		4,568		77		423		8,098		381		659
Equity and other contracts		25,150		982		1,242		43,218		1,135		1,168
Total derivative assets/liabilities – trading and other		2,905,020		23,953		24,511		3,394,500		33,426		32,960
Hedging
Derivatives designated as fair value hedges:
Currency swaps		1,327		19		38		1,454		19		22
Interest rate swaps		109,670		1,145		407		194,416		1,462		737
		110,997		1,164		445		195,870		1,481		759
Derivatives designated as cash flow hedges:
Interest rate swaps		549,099		597		1,053		384,182		814		1,166
Futures		73,951		–		1		53,115		–		3
Currency swaps		7,310		120		114		8,121		417		36
		630,360		717		1,168		445,418		1,231		1,205
Total derivative assets/liabilities – hedging		741,357		1,881		1,613		641,288		2,712		1,964
Total recognised derivative assets/liabilities		3,646,377		25,834		26,124		4,035,788		36,138		34,924