Consolidated Balance Sheets (Parenthetical) - USD ($) shares in Thousands, $ in Millions		Mar. 31, 2016	Dec. 31, 2015
Loans Held-for-sale, Fair Value Disclosure		$ 1,593	$ 1,494
Loans Receivable, Fair Value Disclosure		255	257
Servicing Asset at Fair Value, Amount		1,182	1,307
Long-term Debt, Fair Value		$ 975	$ 973
Common stock, par value		$ 1.00	$ 1.00
Loans Receivable Held-for-sale, Net	[1]	$ 1,911	$ 1,838
Loans held for investment	[2]	139,746	136,442
Long-term Debt	[3]	$ 8,514	$ 8,462
Common Stock, Shares, Outstanding	[4]	505,443	508,712
Variable Interest Entity, Primary Beneficiary [Member]
Loans held for investment		$ 237	$ 246
Long-term Debt		250	259
Treasury Stock and Other
Stockholders' Equity Attributable to Noncontrolling Interest		101	108
Residential Portfolio Segment [Member]
Loans Receivable, Fair Value Disclosure		255	257
Loans held for investment		$ 38,999	$ 38,928
Restricted Stock [Member]
Common Stock, Shares, Outstanding		80	1,334
Trading Securities [Member]
Pledged Assets Separately Reported, Securities Pledged as Collateral, at Fair Value		$ 1,484	$ 1,377

[1] Includes $1.6 billion and $1.5 billion of LHFS measured at fair value at March 31, 2016 and December 31, 2015, respectively.

[2] Includes loans of consolidated VIEs of $237 million and $246 million at March 31, 2016 and December 31, 2015, respectively.

[3] Includes debt of consolidated VIEs of $250 million and $259 million at March 31, 2016 and December 31, 2015, respectively.

[4] Includes restricted shares of 80 thousand and 1,334 thousand at March 31, 2016 and December 31, 2015, respectively.