Fair Value of Financial Instruments (Fair Value, by Balance Sheet Grouping) (Details) (USD $) | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Mar. 31, 2014 | Mar. 31, 2014 | Mar. 31, 2014 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Mar. 31, 2014 | Mar. 31, 2014 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Mar. 31, 2014 | Mar. 31, 2014 | Mar. 31, 2014 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2013 |
In Thousands, unless otherwise specified | Carrying (Reported) Amount, Fair Value Disclosure [Member] | Convertible Debt [Member] | Trust Preferred Securities Subject to Mandatory Redemption [Member] | Other Debt Obligations [Member] | Commercial Mortgage Backed Securities [Member] | Commercial Mortgage Backed Securities [Member] | Commercial Mortgage Backed Securities [Member] | Commercial Mortgage Backed Securities [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Contingent Consideration [Member] | Contingent Consideration [Member] | Contingent Consideration [Member] | Contingent Consideration [Member] | Equity Securities [Member] | Equity Securities [Member] | Equity Securities [Member] | Equity Securities [Member] | Equity Securities [Member] | Equity Securities [Member] | Equity Securities [Member] | Equity Securities [Member] | Commercial Mortgage Backed Securities [Member] | Commercial Mortgage Backed Securities [Member] | Commercial Mortgage Backed Securities [Member] | Commercial Mortgage Backed Securities [Member] | Commercial Mortgage Backed Securities [Member] | Commercial Mortgage Backed Securities [Member] | Commercial Mortgage Backed Securities [Member] | Commercial Mortgage Backed Securities [Member] | Interest Rate Swap [Member] | Interest Rate Swap [Member] | Interest Rate Swap [Member] | Interest Rate Swap [Member] | Interest Rate Swap [Member] | Interest Rate Swap [Member] | Interest Rate Swap [Member] | Interest Rate Swap [Member] | Series D Preferred Stock Embedded Derivative [Member] | Series D Preferred Stock Embedded Derivative [Member] | Series D Preferred Stock Embedded Derivative [Member] | Series D Preferred Stock Embedded Derivative [Member] | Series D Preferred Stock Embedded Derivative [Member] | Series D Preferred Stock Embedded Derivative [Member] | Series D Preferred Stock Embedded Derivative [Member] | Series D Preferred Stock Embedded Derivative [Member] |
| | Carrying (Reported) Amount, Fair Value Disclosure [Member] | Carrying (Reported) Amount, Fair Value Disclosure [Member] | Carrying (Reported) Amount, Fair Value Disclosure [Member] | | | Estimate of Fair Value Measurement [Member] | Estimate of Fair Value Measurement [Member] | | Carrying (Reported) Amount, Fair Value Disclosure [Member] | Estimate of Fair Value Measurement [Member] | Estimate of Fair Value Measurement [Member] | Convertible Debt [Member] | Convertible Debt [Member] | Convertible Debt [Member] | Mortgages Notes Payable [Member] | Mortgages Notes Payable [Member] | Mortgages Notes Payable [Member] | Mortgages Notes Payable [Member] | Corporate Bonds [Member] | Corporate Bonds [Member] | Corporate Bonds [Member] | Corporate Bonds [Member] | Senior Secured Credit Facility [Member] | Senior Secured Credit Facility [Member] | Senior Secured Credit Facility [Member] | Unsecured Debt [Member] | Unsecured Debt [Member] | Unsecured Debt [Member] | Unsecured Debt [Member] | Trust Preferred Securities Subject to Mandatory Redemption [Member] | Trust Preferred Securities Subject to Mandatory Redemption [Member] | Trust Preferred Securities Subject to Mandatory Redemption [Member] | Term Loan [Member] | Term Loan [Member] | Term Loan [Member] | Term Loan [Member] | Other Debt Obligations [Member] | Other Debt Obligations [Member] | Other Debt Obligations [Member] | Commercial Mortgage Backed Securities [Member] | Series D Preferred Stock Embedded Derivative [Member] | Contingent Consideration [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Inputs, Level 1 [Member] | Fair Value, Inputs, Level 1 [Member] | Estimate of Fair Value Measurement [Member] | Estimate of Fair Value Measurement [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] |
| | | | | | | | | | | | | Carrying (Reported) Amount, Fair Value Disclosure [Member] | Estimate of Fair Value Measurement [Member] | Estimate of Fair Value Measurement [Member] | Carrying (Reported) Amount, Fair Value Disclosure [Member] | Carrying (Reported) Amount, Fair Value Disclosure [Member] | Estimate of Fair Value Measurement [Member] | Estimate of Fair Value Measurement [Member] | Carrying (Reported) Amount, Fair Value Disclosure [Member] | Carrying (Reported) Amount, Fair Value Disclosure [Member] | Estimate of Fair Value Measurement [Member] | Estimate of Fair Value Measurement [Member] | Carrying (Reported) Amount, Fair Value Disclosure [Member] | Estimate of Fair Value Measurement [Member] | Estimate of Fair Value Measurement [Member] | Carrying (Reported) Amount, Fair Value Disclosure [Member] | Carrying (Reported) Amount, Fair Value Disclosure [Member] | Estimate of Fair Value Measurement [Member] | Estimate of Fair Value Measurement [Member] | Carrying (Reported) Amount, Fair Value Disclosure [Member] | Estimate of Fair Value Measurement [Member] | Estimate of Fair Value Measurement [Member] | Carrying (Reported) Amount, Fair Value Disclosure [Member] | Carrying (Reported) Amount, Fair Value Disclosure [Member] | Estimate of Fair Value Measurement [Member] | Estimate of Fair Value Measurement [Member] | Carrying (Reported) Amount, Fair Value Disclosure [Member] | Estimate of Fair Value Measurement [Member] | Estimate of Fair Value Measurement [Member] | | | | | | | | | | | | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Inputs, Level 1 [Member] | Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Inputs, Level 1 [Member] | Fair Value, Inputs, Level 1 [Member] | Estimate of Fair Value Measurement [Member] | Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Inputs, Level 1 [Member] | Fair Value, Inputs, Level 1 [Member] | Estimate of Fair Value Measurement [Member] | Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Inputs, Level 1 [Member] | Fair Value, Inputs, Level 1 [Member] | Estimate of Fair Value Measurement [Member] | Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Inputs, Level 1 [Member] | Fair Value, Inputs, Level 1 [Member] | Estimate of Fair Value Measurement [Member] | Estimate of Fair Value Measurement [Member] |
| | | | | | | | | | | | | | | | | | | | | | | | | | | Revolving Credit Facility [Member] | Revolving Credit Facility [Member] | Revolving Credit Facility [Member] | Revolving Credit Facility [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Investment securities, at fair value | $213,803 | $62,067 | ' | ' | ' | ' | $212,155 | $60,583 | $212,200 | $60,600 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | $0 | $0 | $1,648 | $1,484 | $0 | $0 | $1,648 | $1,484 | $212,155 | $60,583 | $0 | $0 | $0 | $0 | $212,155 | $60,583 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Derivative assets, at fair value | 9,829 | 9,189 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | 0 | 0 | 9,829 | 9,189 | 0 | 0 | 9,829 | 9,189 | ' | ' | ' | ' | ' | ' | ' | ' |
Total assets | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | 212,155 | 60,583 | 11,477 | 10,673 | 0 | 0 | 223,632 | 71,256 | ' | ' | ' | ' | ' | ' | ' | ' |
Derivative Financial Instruments, Liabilities, Fair Value Disclosure | -35,471 | -18,455 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | 0 | 0 | -8,737 | -1,719 | 0 | 0 | -8,737 | -1,719 | -26,734 | -16,736 | 0 | 0 | 0 | 0 | -26,734 | -16,736 |
Contingent consideration arrangements | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | -4,903 | 0 | 0 | -4,903 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Total liabilities | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | -31,637 | -16,736 | -8,737 | -1,719 | 0 | 0 | -40,374 | -18,455 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | 43,847 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | 60,583 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Unrealized Gain Included in Other Comprehensive Income, Net | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | 2,948 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | 2,948 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Changes in Fair Value Included in Net Income, Net | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | -11,295 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | 0 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchase/Issuance | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | 147,591 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | 151,197 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Amortization Included in Net income, Net | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | -2,573 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | -2,573 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | 180,518 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | 212,155 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Fair Value, Measurement with Unobservable Inputs Reconciliations, Recurring Basis, Liability Value | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | -16,736 | 0 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Unrealized Gain Included in Other Comprehensive Income, Net | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | 0 | 0 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Changes in Fair Value Included in Net Income, Net | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | -9,998 | -1,297 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value, Purchase/Issuance | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | 0 | -3,606 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Amortization Included in Net Income, Net | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | 0 | 0 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Fair Value, Measurement with Unobservable Inputs Reconciliations, Recurring Basis, Liability Value | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | -26,734 | -4,903 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Loans held for investment, net | 98,185 | 26,279 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | 98,185 | 26,279 | 98,652 | 26,435 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Debt instrument, fair value disclosure | ' | ' | $10,318,898 | $973,737 | $26,563 | $68,288 | ' | ' | ' | ' | ' | $4,348,209 | $10,349,477 | $4,353,996 | $972,490 | $976,629 | $976,629 | $4,234,668 | $1,301,114 | $4,265,230 | $1,305,823 | $2,545,884 | $0 | $2,545,884 | $0 | $1,819,800 | $2,265,800 | $1,819,800 | $150,000 | $150,000 | $150,000 | $150,000 | $26,548 | $23,485 | $23,345 | $53,958 | $58,979 | $54,035 | $59,049 | $19,278 | $68,414 | $19,350 | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' |