Stock Option and Purchase Plans (Details 1)	12 Months Ended
Jun. 28, 2015 $ / shares shares
Stock Option and Purchase Plans
Shares \| shares	10,000
Exercise price \| $ / shares	$ 79.73

The exercise price related to stock options issued with an exercise price greater than the market value on the grant date.

No definition available.

Name:	strt_OptionsGrantedAtPriceGreaterThanMarketValueOnDateOfGrantExercisePrice
Namespace Prefix:	strt_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration