Expenses (Tables)

6 Months Ended

Jun. 30, 2016

Other Expenses [Abstract]

Schedule of Expenses

The following table presents the components of other expenses for the periods indicated:

	Three Months Ended June 30,				Six Months Ended June 30,
(In millions)	2016		2015		2016		2015
Insurance	$	21	$	28	$	44	$	65
Regulatory fees and assessments	18		25		38		58
Securities processing	6		14		10		34
Litigation	—		253		—		403
Other	93		83		158		144
Total other expenses	$	138	$	403	$	250	$	704

Restructuring and Related Costs [Table Text Block]

The following table presents aggregate restructuring activity for the periods indicated.

(In millions)	Employee Related Costs			Real Estate Consolidation			Asset and Other Write-Offs			Total
Balance at December 31, 2015	$	9		$	11		$	3		$	23
Accruals for State Street Beacon	86			—			11			97
Payments and Other Adjustments	(4		)	(1		)	(7		)	(12		)
Balance at March 31, 2016	91			10			7			108
Accruals for State Street Beacon	(1		)	15			(1		)	13
Payments and Other Adjustments	(35		)	(3		)	(1		)	(39		)
Balance at June 30, 2016	$	55		$	22		$	5		$	82