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Subsidiaries (Details) | Dec. 31, 2013
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Ardmore Shipping LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
Ardmore Shipholding Limited [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
Ardmore Shipping Limited [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
Fastnet Shipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
Rockall Shipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
Shannon Shipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
Malin Shipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
TyneShipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
Forties Shipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
Fitzroy Shipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
Bailey Shipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
ForthShipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
Viking Shipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
Ardmore Chartering LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
Cromarty Shipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
Dogger Shipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
Fisher Shipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
HumberShipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
Wight Shipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
Lundy Shipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
ThamesShipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
Valentia Shipholding LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
Fair IsleShipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
Faroe Shipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
PlymouthShipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
PortlandShipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
Trafalgar Shipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
HebridesShipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
Sole Shipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
Biscay Shipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%
DoverShipco LLC [Member] |
Subsidiary or Equity Method Investee [Line Items] |
Ownership (%) (in hundredths) | 100.00%

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