CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Cash flows from operating activities:
Net income	$ 311,631	$ 31,386	$ 44,800
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	36,447	36,788	36,470
Amortization of intangible assets	35,367	47,576	41,135
Loss on HLSS equity securities and dividends received, net	0	0	1,854
Change in the fair value of acquisition related contingent consideration	24	(3,555)	(7,184)
Impairment losses	0	0	71,785
Share-based compensation expense	4,255	6,188	4,812
Bad debt expense	5,116	1,829	5,514
Gain on early extinguishment of debt	(5,637)	(5,464)	(3,836)
Amortization of debt discount	301	413	498
Amortization of debt issuance costs	833	1,141	1,374
Deferred income taxes	(297,336)	(2,597)	(1,326)
Loss on disposal of fixed assets	2,768	1,765	26
Changes in operating assets and liabilities, net of effects of acquisitions:
Accounts receivable	29,965	15,980	2,401
Prepaid expenses and other current assets	(22,134)	(20,881)	1,883
Other assets	770	1,053	2,993
Accounts payable and accrued expenses	2,576	(9,113)	(14,483)
Other current and non-current liabilities	(38,864)	24,309	6,636
Net cash provided by operating activities	66,082	126,818	195,352
Cash flows from investing activities:
Additions to premises and equipment	(10,514)	(23,269)	(36,188)
Acquisition of businesses, net of cash acquired	0	(9,409)	(28,675)
Purchase of available for sale securities	0	(48,219)	(29,966)
Proceeds received from sale of and dividends from HLSS equity securities	0	0	28,112
Change in restricted cash	290	674	722
Other investing activities	188	0	0
Net cash used in investing activities	(10,036)	(80,223)	(65,995)
Cash flows from financing activities:
Repayments and repurchases of long-term debt	(59,761)	(50,723)	(50,373)
Proceeds from stock option exercises	2,374	9,558	1,390
Excess tax benefit on stock-based compensation	0	4,779	0
Purchase of treasury shares	(39,011)	(37,662)	(58,949)
Distributions to non-controlling interests	(2,772)	(2,580)	(2,959)
Payment of tax withholding on issuance of restricted shares	(1,164)	0	0
Other financing activities	0	0	(500)
Net cash used in financing activities	(100,334)	(76,628)	(111,391)
Net (decrease) increase in cash and cash equivalents	(44,288)	(30,033)	17,966
Cash and cash equivalents at the beginning of the period	149,294	179,327	161,361
Cash and cash equivalents at the end of the period	105,006	149,294	179,327
Supplemental cash flow information:
Interest paid	21,210	22,717	26,274
Income taxes paid, net	18,332	18,327	9,725
Non-cash investing and financing activities:
Acquisition of businesses with restricted shares	0	0	21,733
(Decrease) increase in payables for purchases of premises and equipment	$ (1,311)	$ 404	$ (6,679)