Subsequent Events - Additional Information (Detail) - Subsequent Event $ in Millions	1 Months Ended
Jan. 31, 2017 USD ($)
Senior Secured Term Loan
Subsequent Event [Line Items]
Voluntary prepayment amount	$ 23.0
Additional mandatory prepayment amount	23.5
Prepayment premiums paid	6.8
Senior Secured Notes \| Sharper Image intellectual property and related assets
Subsequent Event [Line Items]
Additional mandatory prepayment amount	$ 36.7

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

No definition available.

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