Going Concern - Additional Information (Details)	Sep. 16, 2019 Stores
Going Concern [Abstract]
Number of underperforming stores plan to close as leases expire over next six months	50

Number of underperforming stores plan to close for which leases expire over six months.

No definition available.

Name:	dest_NumberOfUnderperformingStoresPlanToCloseForWhichLeasesExpireOverSixMonths
Namespace Prefix:	dest_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant