Leased Properties and Leases - Future Minimum Lease Receipts (Details) |
6 Months Ended |
|---|---|
|
Jun. 30, 2017
USD ($)
| |
| Sale Leaseback Transaction [Line Items] | |
| 2017 | $ 30,672,815 |
| 2018 | 61,356,965 |
| 2019 | 63,685,399 |
| 2020 | 70,846,857 |
| 2021 | 77,027,332 |
| Thereafter | 376,287,233 |
| Total | $ 679,876,601 |
| Portland Terminal Facility [Member] | |
| Sale Leaseback Transaction [Line Items] | |
| Initial Lease Term | 15 years |
| Exercise period of purchase option | 90 days |
| X | ||||||||||
- Definition Leases, Purchase Option, Duration of Exercise Period No definition available.
|
| X | ||||||||||
- Definition Term of the lessor's leasing arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. No definition available.
|
| X | ||||||||||
- Definition Future minimum rental payments in aggregate as of the balance sheet date under operating leases. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Future rental payments receivable within the fifth year from the balance sheet date under an operating lease. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Future rental payments receivable within the fourth year from the balance sheet date under an operating lease. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Future rental payments receivable within the third year from the balance sheet date under an operating lease. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Future rental payments receivable within the second year from the balance sheet date under an operating lease. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount of required minimum rental payments receivable in the remainder of the fiscal year following the latest fiscal year ended for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. No definition available.
|
| X | ||||||||||
- Definition Future minimum lease payments receivable under operating leases for periods greater than five years following the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- 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.
|
| X | ||||||||||
- Details
|