Our Portfolio - Receivables and Investments, Additional Information (Details) - USD ($) |
1 Months Ended | 3 Months Ended | 12 Months Ended |
|---|---|---|---|
Jan. 31, 2018 |
Mar. 31, 2018 |
Dec. 31, 2017 |
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| Financing Receivable, Recorded Investment, Past Due [Line Items] | |||
| Financing receivables on non accrual status | $ 0 | $ 0 | |
| Provision for credit losses | 0 | 0 | |
| Loan modifications that qualify as troubled debt restructurings | 0 | $ 0 | |
| Land [Member] | |||
| Financing Receivable, Recorded Investment, Past Due [Line Items] | |||
| Proceeds from lease payments | $ 1,600,000 | ||
| American Wind Capital Company, LLC [Member] | |||
| Financing Receivable, Recorded Investment, Past Due [Line Items] | |||
| Commercial receivables, carrying value that became past due | $ 8,000,000 |
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- Definition Recorded investment in financing receivables that are on nonaccrual status as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Recorded Investment in financing receivables that are past due at the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Reflects the amount of the write-down related to a troubled debt restructuring. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The cash inflow associated with the collection of receivables arising from the lease of real estate, equipment or other fixed assets for a specified time in exchange for payment, usually in the form of rent; excludes proceeds from sales-type lease transactions, which are classified as operating activities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of expense related to estimated loss from loan and lease transactions. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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