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v3.19.1

Vessels and Other Fixed Assets, Net - 2018 (Details) $ / shares in Units, $ in Thousands | 6 Months Ended | 7 Months Ended | 8 Months Ended | 9 Months Ended | 11 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | ---
Jul. 06, 2018 $ / shares shares | Aug. 03, 2018 $ / shares shares | Aug. 27, 2018 USD ($) shares | Oct. 10, 2018 USD ($) $ / shares shares | Nov. 16, 2018 USD ($) | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($) | Sep. 20, 2016 $ / shares
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |
Payments to acquire property plant and equipment |  |  |  |  |  |  | $ 328,634 | $ 143,684 | $ 396,154 |
Shares Issued, Price Per Share | $ / shares |  |  |  |  |  |  |  |  |  | $ 4.3
Capital leased assets, gross amount |  |  |  |  |  |  | $ 992,777 | 325,301 |  |
Number of vessels owned |  |  |  |  |  |  | 107 |  |  |
Impairment loss of disposed assets |  |  |  |  |  |  |  |  | 18,537 |
Impairment loss of assets held for use |  |  |  |  |  |  |  |  | 10,684 |
Impairment loss |  |  |  |  |  |  | $ 17,784 | $ 0 | $ 29,221 |
First-priority mortgage |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |
Number of vessels owned |  |  |  |  |  |  | 75 |  |  |
Amount of vessels pledged as collateral |  |  |  |  |  |  | $ 1,649,497 |  |  |
Cross collateral, Bareboat vessels |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |
Capital leased assets, Number of vessels |  |  |  |  |  |  | 31 |  |  |
Capital leased assets, gross amount |  |  |  |  |  |  | $ 992,777 |  |  |
Star Eleni |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |
Delivery date | [1] |  |  |  |  |  | January 3, 2018 |  |  |
Star Magnanimus |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |
Delivery date | [1] |  |  |  |  |  | March 26, 2018 |  |  |
Star Leo |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |
Delivery date | [1] |  |  |  |  |  | May 14, 2018 |  |  |
Augustea Vessels |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |
Number of vessels acquired |  |  | 16 |  |  |  |  |  |  |
Number of shares issued as part of the final consideration | shares |  |  | 10,277,335 |  |  |  |  |  |  |
Total acquisition cost |  |  |  |  |  |  | $ 452,661 |  |  |
Shares Issued, Price Per Share | $ / shares |  |  | $ 14 |  |  |  |  |  |  |
Songa Vessels |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |
Number of vessels acquired |  | 15 |  |  |  |  |  |  |  |
Number of shares issued as part of the final consideration | shares |  | 13,725,000 |  |  |  |  |  |  |  |
Total acquisition cost |  |  |  |  |  |  | $ 327,680 |  |  |
Shares Issued, Price Per Share | $ / shares |  | $ 13.31 |  |  |  |  |  |  |  |
Star Bright |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |
Delivery date |  |  |  |  |  |  | October 10, 2018 |  |  |
Star Anna |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |
Delivery date |  |  |  |  |  |  | November 16, 2018 |  |  |
Total acquisition cost |  |  |  |  |  | $ 19,800 |  |  |  |
Star Delta |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |
Disposal date |  |  |  |  |  |  | Jan. 08, 2019 |  |  |
Step 1 Vessels |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |
Payments to acquire property plant and equipment |  |  |  | $ 41,700 |  |  |  |  |  |
Number of shares issued as part of the final consideration | shares |  |  |  | 1,340,000 |  |  |  |  |  |
Step 1 Vessels | Star Bright |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |
Delivery date |  |  |  |  |  |  | Oct. 10, 2018 |  |  |
Payments to acquire property plant and equipment |  |  |  |  | $ 9,167 |  |  |  |  |
Number of shares issued as part of the final consideration | shares |  |  |  |  | 291,300 |  |  |  |  |
Total acquisition cost |  |  |  |  | $ 13,073 |  |  |  |  |
Shares Issued, Price Per Share | $ / shares |  |  |  |  | $ 13.87 |  |  |  |  |
[1] | Subject to a bareboat charter with purchase obligation at the expiration of the bareboat term (Note 5)

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