Segment and Enterprise Wide Disclosures (Details Textual)	3 Months Ended
Dec. 31, 2011 Customer
Segment and Enterprise Wide Disclosures (Textual) [Abstract]
Number of customer who represented more than 10% of net sales	0

Number of customers who represented more than 10% percent of sales.

No definition available.

Name:	dest_NumberOfCustomersWhoRepresentedMoreThanTenPercentOfSales
Namespace Prefix:	dest_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration