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v3.6.0.2

Long-term Debt (Details) $ in Thousands | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($) | Sep. 30, 2016 USD ($) | Aug. 31, 2016 | Dec. 31, 2013 USD ($)
Long-term debt [Line Items] |  |  |  |  |  |
Cash and cash equivalents | $ 181,758 | $ 208,056 | $ 86,000 |  |  | $ 53,548
Restricted cash | 5,121 | 3,769 |  |  |  |
Long term debt - current portion | $ 0 | $ 127,141 |  |  |  |
Weighted average interest rate | 4.13% | 3.69% | 3.53% |  |  |
Unused credit facilities, commitment fee | $ 472 | $ 3,157 |  |  |  |
Number of vessels | 67 |  |  |  |  |
Loan reference interest rate | LIBOR |  |  |  |  |
Write off of unamortized deferred financing fees | $ 2,375 | 974 | $ 652 |  |  |
Number of banks |  |  |  |  | 15 |
Amount of equity to be raised under debt instrument covenants |  |  |  | $ 50,000 |  |
Unamortized deferred finance fees | 10,496 | 16,037 |  |  |  |
Not legally restricted |  |  |  |  |  |
Long-term debt [Line Items] |  |  |  |  |  |
Cash and cash equivalents | 47,566 | 150,000 |  |  |  |
Legally restricted |  |  |  |  |  |
Long-term debt [Line Items] |  |  |  |  |  |
Restricted cash | 14,004 | 13,997 |  |  |  |
Reclassification adjustment due to SCR shortfall |  |  |  |  |  |
Long-term debt [Line Items] |  |  |  |  |  |
Long term debt - current portion |  | 14,268 |  |  |  |
8.00% 2019 Notes |  |  |  |  |  |
Long-term debt [Line Items] |  |  |  |  |  |
Unamortized deferred finance fees | $ 1,243 | $ 1,677 |  |  |  |
First-priority mortgage |  |  |  |  |  |
Long-term debt [Line Items] |  |  |  |  |  |
Number of vessels | 61 |  |  |  |  |
Amount of vessels pledged as collateral | $ 1,478,226 |  |  |  |  |
Cross collateral, Bareboat vessels |  |  |  |  |  |
Long-term debt [Line Items] |  |  |  |  |  |
Capital leased assets, Number of vessels | 6 |  |  |  |  |
Capital leased assets, Net book value | $ 228,679 |  |  |  |  |

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