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CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) | 12 Months Ended
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Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Net income | $ 180,923,000 | $ 78,323,000 | $ 37,992,000
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Amortization of mortgage servicing rights | 72,897,000 | 42,996,000 | 31,455,000
Amortization of debt discount | 3,259,000 | 8,853,000 | 5,389,000
Amortization of debt issuance costs – senior secured term loan | 3,718,000 | 9,764,000 | 2,086,000
Depreciation | 5,720,000 | 4,160,000 | 7,512,000
Write-off of investment in commercial real estate property |  |  | 3,000,000
Provision for (reversal of) valuation allowance on mortgage servicing assets | 88,000 | (574,000) | (90,000)
Loss on trading securities |  |  | 7,968,000
Loss on loans held for sale, net | 3,364,000 | 4,529,000 | 5,865,000
Loss on deconsolidation of variable interest entities | 3,167,000 |  |
Equity in losses (earnings) of unconsolidated entities | (114,000) | 746,000 | (1,371,000)
Realized and unrealized losses on derivative financial instruments | 4,294,000 | 7,426,000 | 133,000
Loss (gain) on extinguishment of debt | 2,167,000 | (3,651,000) | (152,000)
Decrease (increase) in deferred tax assets, net | 62,393,000 | 29,898,000 | (7,764,000)
Net cash provided by trading activities |  |  | 239,555,000
Net cash provided by loans held for sale activities | 67,172,000 | 1,468,000 | 1,771,000
Changes in assets and liabilities: |  |  |
Decrease in advances and match funded advances | 1,443,643,000 | 842,545,000 | 447,219,000
Decrease (increase) in receivables and other assets, net | (53,870,000) | (36,452,000) | (48,468,000)
Increase (decrease) in servicer liabilities | 1,750,000 | (1,196,000) | (36,180,000)
Increase (decrease) in other liabilities | (4,343,000) | (15,470,000) | 24,637,000
Other, net | 19,626,000 | 8,780,000 | 6,987,000
Net cash provided by operating activities | 1,815,854,000 | 982,145,000 | 727,544,000
Cash flows from investing activities |  |  |
Cash Paid to Acquire Business | (524,213,000) | (2,646,700,000) | (1,167,122,000)
Investment in unconsolidated entities |  | (15,340,000) |
Distributions of capital from unconsolidated entities | 3,226,000 | 2,415,000 | 3,542,000
Purchase of mortgage servicing rights, net | (180,039,000) |  | (23,425,000)
Proceeds from sale of beneficial interest in consolidated variable interest entities | 3,020,000 |  |
Acquisition of advances in connection with the purchase of mortgage servicing rights | (1,920,437,000) |  | (528,882,000)
Proceeds from sale of advance financing subsidiary and special purpose entity | 76,334,000 |  |
Proceeds from sale of match funded advances | 2,824,645,000 |  |
Additions to premises and equipment | (19,217,000) | (3,822,000) | (3,821,000)
Purchase of real estate | (6,501,000) |  |
Proceeds from sales of real estate | 1,701,000 | 1,678,000 | 2,434,000
Decrease in restricted cash – for securitization investors | 103,000 | 52,000 | 1,028,000
Principal payments received on loans – restricted for securitization investors | 3,230,000 | 5,250,000 | 5,616,000
Proceeds from sale of investments in affordable housing projects |  | 929,000 | 6,036,000
Other | 1,018,000 | 420,000 | 888,000
Net cash provided by (used in) investing activities | 262,870,000 | (2,655,118,000) | (1,703,706,000)
Cash flows from financing activities |  |  |
Proceeds from (repayment of) match funded liabilities | (1,665,330,000) | 1,076,422,000 | 1,016,838,000
Repayment of secured borrowings – owed to securitization investors | (6,080,000) | (9,382,000) | (9,346,000)
Proceeds from lines of credit and other secured borrowings | 204,784,000 | 563,500,000 | 448,316,000
Repayments of lines of credit and other secured borrowings | (822,137,000) | (281,768,000) | (263,442,000)
Payment of debt issuance costs – senior secured term loan | (1,052,000) | (13,147,000) | (10,689,000)
Proceeds from sale of mortgage servicing rights accounted for as a financing | 320,381,000 |  |
Repayment of investment line |  |  | (156,968,000)
Redemption of 10.875% Capital Securities | (26,829,000) |  | (11,659,000)
Issuance of common stock |  | 354,445,000 |
Exercise of common stock options | 6,005,000 | 1,483,000 | 3,146,000
Other | (12,570,000) | (2,142,000) | (3,157,000)
Net cash (used in) provided by financing activities | (2,002,828,000) | 1,689,411,000 | 1,013,039,000
Net increase in cash | 75,896,000 | 16,438,000 | 36,877,000
Cash at beginning of year | 144,234,000 | 127,796,000 | 90,919,000
Cash at end of year | 220,130,000 | 144,234,000 | 127,796,000
Supplemental cash flow information |  |  |
Interest paid | 219,825,000 | 128,947,000 | 88,354,000
Income tax payments, net | 37,199,000 | 29,461,000 | 6,756,000
Supplemental non-cash investing and financing activities |  |  |
Conversion of 3.25% Convertible Notes to common stock | 56,410,000 |  |
Fair value of assets acquired |  |  |
Cash | (79,511,000) | (23,791,000) |
Loans held for sale | (558,721,000) | (20,633,000) |
Other Assets | (62,371,000) | (4,888,000) | (7,957,000)
| (3,759,883,000) | (2,701,946,000) | (1,174,999,000)
Deferred tax assets | (47,346,000) |  |
Premises and equipment | (16,803,000) | (3,386,000) | (6,728,000)
Goodwill | (300,843,000) | (57,430,000) | (12,810,000)
Debt service accounts | (69,287,000) |  |
Fair value of liabilities assumed |  |  |
Match funded liabilities | 1,997,459,000 |  |
Lines of credit and other secured borrowings | 864,969,000 |  |
Accrued expenses and other liabilities | 115,313,000 | 18,544,000 | 4,001,000
Total consideration | (765,724,000) | (2,670,491,000) | (1,165,673,000)
Issuance of preferred stock as consideration | 162,000,000 |  |
Amount due from seller for purchase price adjustments |  |  | (1,449,000)
Business Acquisition, Cash Paid | 22,000,000 |  |
Less cash acquired | 79,511,000 | 23,791,000 |
Match funded advances |  |  |
Fair value of assets acquired |  |  |
Other Assets | (2,266,882,000) | (2,468,137,000) | (1,063,180,000)
Mortgage Servicing Rights [Member] |  |  |
Fair value of assets acquired |  |  |
Other Assets | (358,119,000) | (144,314,000) | (84,324,000)
Servicing Liabilities [Member] |  |  |
Fair value of liabilities assumed |  |  |
Other Liabilities |  | 8,972,000 | 709,000
Checks Held for Escheat [Member] |  |  |
Fair value of liabilities assumed |  |  |
Other Liabilities | 16,418,000 | 3,939,000 | 4,616,000
Cash Paid [Member] |  |  |
Fair value of liabilities assumed |  |  |
Business Acquisition, Cash Paid | (603,724,000) | (2,670,491,000) | (1,167,122,000)
Cash Paid Net [Member] |  |  |
Fair value of liabilities assumed |  |  |
Business Acquisition, Cash Paid | $ (524,213,000) | $ (2,646,700,000) | $ (1,167,122,000)

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- Definition The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Emerging Issues Task Force (EITF) -Number 95-13 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition The cash outflow associated with the acquisition of a controlling interest in another entity or an entity that is related to it but not strictly controlled (for example, an unconsolidated subsidiary, affiliate, joint venture or equity method investment). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3213-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 15, 17 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3213-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 15, 17 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition The cash outflow to obtain servicing rights, which contractually entitle the servicer to receive fees and ancillary revenues for performing billing, collection, disbursement and recordkeeping services in connection with a mortgage portfolio. Rights may be obtained via (1) acquisition or assumption of a servicing obligation that does not relate to financial assets of the servicer or its consolidated affiliates; or (2) by originating mortgage loans and then (a) transferring the loans to a Variable Interest Entity (VIE) in a transaction that meets the necessary transfer and classification requirements, or (b) transferring the loans in a transaction that meets the requirements for sale accounting. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 25 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=7524895&loc=d3e120260-111741 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3213-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 15 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 15 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3213-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 17 -Subparagraph c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition The cash outflow from the acquisition of a piece of land, anything permanently fixed to it, including buildings, structures on it and so forth; includes real estate intended to generate income for the owner; excludes real estate acquired for use by the owner. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 17 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3213-108585 + Details
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- Definition The cash inflow from the additional capital contribution to the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 19 -Subparagraph a -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 18 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3255-108585 + Details
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- Definition The cash inflow from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with either short term or long term maturity that is collateralized (backed by pledge, mortgage or other lien in the entity's assets). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 19 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 18 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3255-108585 + Details
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