Income Taxes (Details Textual) - USD ($)	3 Months Ended	9 Months Ended
Mar. 29, 2015	Mar. 27, 2016	Mar. 29, 2015
Income Tax Disclosure [Abstract]
Amount of change in unrecognized tax benefit liability and related interest impacting the tax provision	$ 936,000	$ 0	$ 936,000

Unrecognized tax benefits and related interest amount impacting the tax provision period increase (decrease).

No definition available.

Name:	strt_UnrecognizedTaxBenefitsAndRelatedInterestImpactingTaxProvisionIncreaseDecrease
Namespace Prefix:	strt_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	duration