Earnings Per Share (Details 2) (USD $) In Millions, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Earnings Per Share
(Loss) income from continuing operations, net of tax	$ (85)	$ (63)	$ (154)	$ 71
Less: net income attributable to noncontrolling interest	3	6	5	30
Net (loss) income from continuing operations attributable to PHH Corporation	(88)	(69)	(159)	41
Income from discontinued operations, net of tax	303	17	273	49
Net income (loss) attributable to PHH Corporation	$ 215	$ (52)	$ 114	$ 90
Weighted-average common shares outstanding - basic (in shares)	53,781,049	57,383,139	56,307,165	57,318,131
Effect of potentially dilutive securities:
Share-based payment arrangements (in shares)				207,572
Conversion of debt securities (in shares)				7,977,723
Weighted-average common shares outstanding - diluted (in shares)	53,781,049	57,383,139	56,307,165	65,503,426
Basic earnings (loss) per share:
From continuing operations (in dollars per share)	$ (1.64)	$ (1.19)	$ (2.83)	$ 0.73
From discontinued operations (in dollars per share)	$ 5.64	$ 0.29	$ 4.86	$ 0.85
Total attributable to PHH Corporation (in dollars per share)	$ 4.00	$ (0.90)	$ 2.03	$ 1.58
Diluted earnings (loss) per share:
From continuing operations (in dollars per share)	$ (1.64)	$ (1.19)	$ (2.83)	$ 0.64
From discontinued operations (in dollars per share)	$ 5.64	$ 0.29	$ 4.86	$ 0.74
Total attributable to PHH Corporation (in dollars per share)	$ 4.00	$ (0.90)	$ 2.03	$ 1.38
Contingently issuable shares
Contingently issuable shares for which the contingency has not been met	619,398		619,398
Outstanding stock-based compensation awards
Anti-dilutive securities
Anti-dilutive securities excluded from the computation of dilutive securities (in shares)	1,575,780	2,037,307	1,575,780	688,338
Debt securities
Anti-dilutive securities
Anti-dilutive securities excluded from the computation of dilutive securities (in shares)	8,794,619	8,274,740	9,124,934