Consolidated Statements of Comprehensive Loss (As Restated) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
REVENUES
Net servicing revenue and fees									$ 340,991	$ 494,267	$ 601,510
Net gains on sales of loans									409,448	453,840	462,172
Net fair value gains on reverse loans and related HMBS obligations									59,022	98,265	109,972
Interest income on loans									45,700	74,365	134,555
Insurance revenue									41,968	47,201	71,010
Other revenues									98,588	106,321	107,934
Total revenues	$ 444,143	$ 297,330	$ 187,473	$ 66,771	$ 331,576	$ 219,393	$ 412,433	$ 310,857	995,717	1,274,259	1,487,153
EXPENSES
General and administrative									619,772	574,091	577,506
Salaries and benefits									520,357	576,817	578,627
Goodwill and intangible assets impairment									326,286	207,557	82,269
Interest expense									255,781	273,606	303,103
Depreciation and amortization									59,426	69,128	72,721
Other expenses, net									10,530	10,557	10,803
Total expenses	417,229	465,795	565,706	343,422	548,252	364,124	427,955	371,425	1,792,152	1,711,756	1,625,029
OTHER GAINS (LOSSES)
Net gains on extinguishment									14,662	4,660	0
Other net fair value gains (losses)									(4,234)	7,398	19,280
Other									(3,811)	21,013	(744)
Total other gains (losses)	(74)	10,282	(1,351)	(2,240)	8,485	13,173	523	10,890	6,617	33,071	18,536
Loss before income taxes	26,840	(158,183)	(379,584)	(278,891)	(208,191)	(131,558)	(14,999)	(49,678)	(789,818)	(404,426)	(119,340)
Income tax expense (benefit)	(15,234)	55,084	110,379	(106,189)	(91,056)	(54,630)	23,120	(18,670)	44,040	(141,236)	(9,012)
Net income (loss)	$ 42,074	$ (213,267)	$ (489,963)	$ (172,702)	$ (117,135)	$ (76,928)	$ (38,119)	$ (31,008)	(833,858)	(263,190)	(110,328)
OTHER COMPREHENSIVE INCOME (LOSS) BEFORE TAXES
Change in postretirement benefits liability									100	193	138
Amortization of realized losses on closed hedges									0	0	(145)
Unrealized gain on available-for-sale security in other assets									75	503	77
Other comprehensive income before taxes									175	696	70
Income tax expense for other comprehensive income items									55	278	173
Other comprehensive income (loss)									120	418	(103)
Total comprehensive loss									$ (833,738)	$ (262,772)	$ (110,431)
Basic and diluted loss per common and common equivalent share									$ (23.18)	$ (7.00)	$ (2.93)
Weighted-average common and common equivalent shares outstanding — basic and diluted									35,973,000	37,578,000	37,631,000