Represents the number of vessels that the entity can sell under the option provided by the Bank Agreement.

No definition available.

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Data Type:	xbrli:integerItemType
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Period Type:	duration

- Definition

Represents the vessels' overall container capacity in number of twenty-foot-equivalent units (TEU).

+ References

No definition available.

+ Details

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Namespace Prefix:	dac_
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Balance Type:	na
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- Definition

Acquisition of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The carrying amounts of cash and cash equivalent items which are restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. This element is for unclassified presentations; for classified presentations there is a separate and distinct element.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Audit and Accounting Guide (AAG)

-Number AAG-BRD

-Paragraph 80

-Subparagraph Exhibit 4-8, 3

-IssueDate 2006-05-01

-Chapter 4

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.1)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 1

-Article 5

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Cash and equivalents whose use in whole or in part is restricted for the long-term, generally by contractual agreements or regulatory requirements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.1)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 1

-Article 5

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Restricted Cash (Details) (USD $) In Thousands, unless otherwise specified					0 Months Ended	6 Months Ended	0 Months Ended	6 Months Ended
	Jun. 30, 2013	Dec. 31, 2012	Jun. 30, 2013 Outstanding swaps	Dec. 31, 2012 Outstanding swaps	May 14, 2013 Amalia C item	Jun. 30, 2013 Amalia C item	Jun. 25, 2013 Niledutch Zebra item	Jun. 30, 2013 Niledutch Zebra item	Jun. 30, 2013 Maximum HSH Nordbank AG-Aegean Baltic Bank-Piraeus Bank item	Jun. 30, 2013 Retention account	Dec. 31, 2012 Retention account	Jun. 30, 2013 Restricted deposits	Dec. 31, 2012 Restricted deposits
Restricted cash
Total restricted cash	$ 18,841	$ 3,251								$ 2,815	$ 2,821	$ 16,026	$ 430
Number of vessels that the company can sell under the option provided by the agreement									9
TEU					2,452	2,452	2,602	2,602
Property, plant and equipment acquired					6,600	6,600	10,100	10,100
Non-current restricted cash	$ 16,026	$ 430	$ 400	$ 400				$ 15,600