XML 35 R28.htm IDEA: XBRL DOCUMENT v3.7.0.1

Commitments and contingencies (Details)	Mar. 31, 2017 USD ($)
Other Commitments [Line Items]
2017	$ 317,592
2018	270,820
2019-2021	812,460
Office Space [Member]
Other Commitments [Line Items]
2017	317,592
2018	270,820
2019-2021	$ 812,460

X

- Definition

Amount of contractual obligation maturing after the second fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

Name:	asc_ContractualObligationDueThereAfterYear
Namespace Prefix:	asc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount of contractual obligation due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

No definition available.

+ Details

Name:	us-gaap_ContractualObligationDueInNextTwelveMonths
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount of contractual obligation due in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

No definition available.

+ Details

Name:	us-gaap_ContractualObligationDueInSecondYear
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

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.

+ References

No definition available.

+ Details

Name:	us-gaap_OtherCommitmentsLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_OtherCommitmentsAxis=asc_OfficeSpaceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: