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Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Cash flows from operating activities: |  |  |  |  |  |
Net income (loss) | $ (241,430) |  | $ (25,693) |  | $ 80,206 |
Adjustments to reconcile net income (loss) to cash flows from operating activities: |  |  |  |  |  |
Provision for loan losses | 81,740 |  | 46,412 |  | 331,487 |
Impairment of assets | 38,077 |  | 22,386 |  | 22,403 |
Depreciation and amortization | 70,786 |  | 63,928 |  | 70,770 |
Payments for withholding taxes upon vesting of stock-based compensation | (12,589) |  | (6,273) |  | (639) |
Non-cash expense for stock-based compensation | 15,293 |  | 29,702 |  | 19,355 |
Amortization of discounts/premiums and deferred financing costs on debt | 31,981 |  | 32,345 |  | (18,926) |
Amortization of discounts/premiums and deferred interest on loans | (47,279) |  | (62,194) |  | (102,261) |
Earnings from equity method investments | (103,009) |  | (95,091) |  | (51,908) |
Distributions from operations of equity method investments | 105,586 |  | 85,766 |  | 32,651 |
Deferred operating lease income | (11,812) |  | (9,390) |  | (9,976) |
Deferred income taxes | 0 |  | (13,729) |  | 4,473 |
Income from sales of residential property | (63,472) |  | (5,721) |  | 0 |
Gain from discontinued operations | (27,257) |  | (25,110) |  | (270,382) |
(Gain) loss on early extinguishment of debt, net | 22,405 |  | (97,742) |  | (110,075) |
Repayments and repurchases of debt - debt discount(1) | (74,712) | [1] | (5,748) | [1] | (1,461) | [1]
Other operating activities, net | 9,427 |  | 6,492 |  | 9,749 |
Changes in assets and liabilities: |  |  |  |  |  |
Changes in accrued interest and operating lease income receivable, net | 1,337 |  | 4,793 |  | 14,259 |
Changes in deferred expenses and other assets, net | 9,231 |  | 10,580 |  | (1,781) |
Changes in accounts payable, accrued expenses and other liabilities | 11,725 |  | 5,710 |  | (63,827) |
Cash flows from operating activities | (183,972) |  | (38,577) |  | (45,883) |
Cash flows from investing activities: |  |  |  |  |  |
Investment originations and fundings | (49,393) |  | (110,333) |  | (456,678) |
Repayments of and principal collections on loans | 710,697 |  | 1,208,403 |  | 1,519,653 |
Net proceeds from sales of loans | 56,998 |  | 95,859 |  | 700,098 |
Net proceeds from sales of real estate assets | 562,705 |  | 215,930 |  | 1,823,181 |
Net proceeds from repayments and sales of securities | 0 |  | 0 |  | 213,344 |
Contributions to unconsolidated entities | (10,640) |  | (41,820) |  | (23,520) |
Distributions from unconsolidated entities | 78,238 |  | 188,467 |  | 11,441 |
Capital expenditures on real estate assets | (83,070) |  | (64,169) |  | (42,863) |
Changes in restricted cash held in connection with investing activities | (5,127) |  | (20,042) |  | (2,068) |
Other investing activities, net | (1,321) |  | (1,038) |  | (3,765) |
Cash flows from investing activities | 1,259,087 |  | 1,471,257 |  | 3,738,823 |
Cash flows from financing activities: |  |  |  |  |  |
Borrowings under secured credit facilities | 2,652,265 |  | 2,913,250 |  | 36,294 |
Repayments under secured credit facilities | (2,681,112) |  | (1,489,970) |  | (36,812) |
Repayments under unsecured credit facilities | (244,046) |  | (506,600) |  | 0 |
Borrowings under secured term loans | 82,500 |  | 124,575 |  | 0 |
Repayments under secured term loans | (111,260) |  | (1,684,231) |  | (2,132,899) |
Borrowings under unsecured notes | 764,029 |  | 0 |  | 0 |
Repayments under unsecured notes | (697,842) |  | (374,775) |  | (374,249) |
Repurchases and redemptions of secured and unsecured notes | (873,873) |  | (408,678) |  | (857,346) |
Payments for deferred financing costs | (21,662) |  | (35,545) |  | 0 |
Preferred dividends paid | (42,320) |  | (42,320) |  | (42,320) |
Purchase of treasury stock | (4,628) |  | (78,849) |  | (7,476) |
Changes in restricted cash held in connection with debt obligations | 0 |  | 199 |  | 12,064 |
Other financing activities, net | 2,352 |  | 2,225 |  | (9,963) |
Cash flows from financing activities | (1,175,597) |  | (1,580,719) |  | (3,412,707) |
Changes in cash and cash equivalents | (100,482) |  | (148,039) |  | 280,233 |
Cash and cash equivalents at beginning of period | 356,826 |  | 504,865 |  | 224,632 |
Cash and cash equivalents at end of period | $ 256,344 |  | $ 356,826 |  | $ 504,865 |
[1] | Represents the portion of debt repayments and repurchases made during the period related to the original issue discount ("OID"). Although these amounts do not reflect contractual interest payments made during the period, the OID is considered an operating cash flow in accordance with GAAP.

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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28 -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 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Difference between actual rental income due and rental income recognized on a straight-line basis. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration