Consolidated Statements of Comprehensive Income (Loss) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
REVENUES
Net servicing revenue and fees	$ 601,510	$ 783,389	$ 368,509
Net gains on sales of loans	462,172	598,974	648
Interest income on loans	134,555	144,651	154,351
Net fair value gains on reverse loans and related HMBS obligations	109,972	120,382	7,279
Insurance revenue	71,010	84,478	73,249
Other revenues	107,934	70,625	19,771
Total revenues	1,487,153	1,802,499	623,807
EXPENSES
Salaries and benefits	578,627	549,799	230,107
General and administrative	577,506	480,377	136,236
Interest expense	303,103	272,655	179,671
Depreciation and amortization	72,721	71,027	49,267
Goodwill impairment	82,269	0	0
Other expenses, net	10,803	9,395	22,619
Total expenses	1,625,029	1,383,253	617,900
OTHER GAINS (LOSSES)
Losses on extinguishments	0	(12,489)	(48,579)
Other net fair value gains	19,280	6,061	7,221
Other	(744)	0	0
Total other gains (losses)	18,536	(6,428)	(41,358)
Income (loss) before income taxes	(119,340)	412,818	(35,451)
Income tax expense (benefit)	(9,012)	159,351	(13,317)
Net income (loss)	(110,328)	253,467	(22,134)
OTHER COMPREHENSIVE INCOME (LOSS) BEFORE TAXES
Change in postretirement benefits liability	138	58	19
Amortization of realized gain (loss) on closed hedges	(145)	(127)	68
Unrealized gain on available-for-sale security in other assets	77	75	24
Other comprehensive income before taxes	70	6	111
Income tax expense for items of other comprehensive income	173	1	34
Other comprehensive income (loss)	(103)	5	77
Total comprehensive income (loss)	(110,431)	253,472	(22,057)
Net income (loss)	$ (110,328)	$ 253,467	$ (22,134)
Basic earnings (loss) per common and common equivalent share (in usd per share)	$ (2.93)	$ 6.75	$ (0.73)
Diluted earnings (loss) per common and common equivalent share (in usd per share)	$ (2.93)	$ 6.63	$ (0.73)
Weighted-average common and common equivalent shares outstanding — basic (in shares)	37,631	37,003	30,397
Weighted-average common and common equivalent shares outstanding — diluted (in shares)	37,631	37,701	30,397