Discontinued Operations Balance Sheet (Details) - USD ($) $ in Millions	Mar. 31, 2017	Dec. 31, 2016	Mar. 31, 2016
ASSETS
Cash and cash equivalents	$ 18		$ 3
Tempo Business | Discontinued Operations, Disposed of by Sale
ASSETS
Cash and cash equivalents	18	$ 5
Receivables, net	412	483
Fiduciary assets	591	526
Goodwill	1,338	1,337
Intangible assets, net	322	333
Fixed assets, net	222	215
Other assets	283	295
TOTAL ASSETS	3,186	3,194
LIABILITIES
Accounts payable and accrued liabilities	114	197
Fiduciary liabilities	591	526
Other liabilities	331	356
TOTAL LIABILITIES	$ 1,036	$ 1,079