Offsetting of Assets and Liabilities (Tables)

12 Months Ended

Dec. 31, 2018

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Securities Purchased Under Agreements to Resell and Derivative Assets in the Consolidated Balance Sheet

The following table provides information regarding the offsetting of derivative assets and of securities purchased under agreements to resell within the consolidated balance sheets as of December 31, 2018 and 2017.

TABLE 118: OFFSETTING OF DERIVATIVE ASSETS AND SECURITIES PURCHASED UNDER AGREEMENTS TO RESELL



December 31, 2018
(In Millions)	GROSS RECOGNIZED ASSETS		GROSS AMOUNTS OFFSET IN THE BALANCE SHEET		NET AMOUNTS PRESENTED IN THE BALANCE SHEET		GROSS AMOUNTS NOT OFFSET IN THE BALANCE SHEET		NET AMOUNT⁽³⁾
Derivative Assets⁽¹⁾
Foreign Exchange Contracts Over the Counter (OTC)	$	1,902.3	$	1,175.3	$	727.0	$	12.7	$	714.3
Interest Rate Swaps OTC	71.6		19.0		52.6		—		52.6
Interest Rate Swaps Exchange Cleared	24.5		24.4		0.1		—		0.1
Other Financial Derivative	1.3		—		1.3		—		1.3
Cross Product Netting Adjustment	—		3.9		—		—		—
Cross Product Collateral Adjustment	—		134.5		—		—		—

Total Derivatives Subject to a Master Netting Arrangement	1,999.7		1,357.1		642.6		12.7		629.9

Total Derivatives Not Subject to a Master Netting Arrangement	563.8		—		563.8		2.7		561.1

Total Derivatives	2,563.5		1,357.1		1,206.4		15.4		1,191.0

Securities Purchased under Agreements to Resell⁽²⁾	$	1,031.2	$	—	$	1,031.2	$	1,031.2	$	—



December 31, 2017
(In Millions)	GROSS RECOGNIZED ASSETS		GROSS AMOUNTS OFFSET IN THE BALANCE SHEET		NET AMOUNTS PRESENTED IN THE BALANCE SHEET		GROSS AMOUNTS NOT OFFSET IN THE BALANCE SHEET		NET AMOUNT⁽³⁾
Derivative Assets⁽¹⁾
Foreign Exchange Contracts Over the Counter (OTC)	$	2,106.3	$	1,397.7	$	708.6	$	2.1	$	706.5
Interest Rate Swaps OTC	86.9		14.2		72.7		—		72.7
Interest Rate Swaps Exchange Cleared	10.1		10.1		—		—		—
Cross Product Netting Adjustment	—		10.4		—		—		—
Cross Product Collateral Adjustment	—		427.6		—		—		—

Total Derivatives Subject to a Master Netting Arrangement	2,203.3		1,860.0		343.3		2.1		341.2

Total Derivatives Not Subject to a Master Netting Arrangement	450.8		—		450.8		2.5		448.3

Total Derivatives	2,654.1		1,860.0		794.1		4.6		789.5

Securities Purchased under Agreements to Resell⁽²⁾	$	1,303.3	$	—	$	1,303.3	$	1,303.3	$	—

(1) Derivative assets are reported in other assets in the consolidated balance sheets. Other assets (excluding derivative assets) totaled $4.6 billion and $3.9 billion as of December 31, 2018 and 2017, respectively.

(2) Securities purchased under agreements to resell are reported in federal funds sold and securities purchased under agreements to resell in the consolidated balance sheets. Federal funds sold totaled $134.0 million and $21.0 million as of December 31, 2018 and 2017, respectively.

(3) Northern Trust did not possess any cash collateral that was not offset in the consolidated balance sheets that could have been used to offset the net amounts presented in the consolidated balance sheets as of December 31, 2018 and 2017.

Securities Sold Under Agreements to Repurchase and Derivative Liabilities in the Consolidated Balance Sheet

The following table provides information regarding the offsetting of derivative liabilities and of securities sold under agreements to repurchase within the consolidated balance sheets as of December 31, 2018 and 2017.

TABLE 119: OFFSETTING OF DERIVATIVE LIABILITIES AND SECURITIES SOLD UNDER AGREEMENTS TO REPURCHASE



December 31, 2018
(In Millions)	GROSS RECOGNIZED LIABILITIES		GROSS AMOUNTS OFFSET IN THE BALANCE SHEET		NET AMOUNTS PRESENTED IN THE BALANCE SHEET		GROSS AMOUNTS NOT OFFSET IN THE BALANCE SHEET		NET AMOUNT⁽²⁾
Derivative Liabilities⁽¹⁾
Foreign Exchange Contracts OTC	$	1,821.0	$	1,175.3	$	645.7	$	—	$	645.7
Interest Rate Swaps OTC	68.8		19.0		49.8		—		49.8
Interest Rate Swaps Exchange Cleared	24.4		24.4		—		—		—
Other Financial Derivatives	32.8		—		32.8		—		32.8
Cross Product Netting Adjustment	—		3.9		—		—		—
Cross Product Collateral Adjustment	—		573.7		—		—		—

Total Derivatives Subject to a Master Netting Arrangement	1,947.0		1,796.3		150.7		—		150.7

Total Derivatives Not Subject to a Master Netting Arrangement	441.4		—		441.4		—		441.4

Total Derivatives	2,388.4		1,796.3		592.1		—		592.1

Securities Sold under Agreements to Repurchase	$	168.3	$	—	$	168.3	$	168.3	$	—



December 31, 2017
(In Millions)	GROSS RECOGNIZED LIABILITIES		GROSS AMOUNTS OFFSET IN THE BALANCE SHEET		NET AMOUNTS PRESENTED IN THE BALANCE SHEET		GROSS AMOUNTS NOT OFFSET IN THE BALANCE SHEET		NET AMOUNT⁽²⁾
Derivative Liabilities⁽¹⁾
Foreign Exchange Contracts OTC	$	1,889.2	$	1,397.7	$	491.5	$	—	$	491.5
Interest Rate Swaps OTC	69.2		14.2		55.0		—		55.0
Interest Rate Swaps Exchange Cleared	14.3		10.1		4.2		—		4.2
Other Financial Derivatives	30.4		—		30.4		—		30.4
Cross Product Netting Adjustment	—		10.4		—		—		—
Cross Product Collateral Adjustment	—		189.0		—		—		—

Total Derivatives Subject to a Master Netting Arrangement	2,003.1		1,621.4		381.7		—		381.7

Total Derivatives Not Subject to a Master Netting Arrangement	825.9		—		825.9		—		825.9

Total Derivatives	2,829.0		1,621.4		1,207.6		—		1,207.6

Securities Sold under Agreements to Repurchase	$	834.0	$	—	$	834.0	$	834.0	$	—

(1) Derivative liabilities are reported in other liabilities in the consolidated balance sheets. Other liabilities (excluding derivative liabilities) totaled $2.5 billion and $2.4 billion as of December 31, 2018 and 2017, respectively.

(2) Northern Trust did not place any cash collateral with counterparties that was not offset in the consolidated balance sheets that could have been used to offset the net amounts presented in the consolidated balance sheets as of December 31, 2018 and 2017.