Stock Option and Purchase Plans (Details 1) - $ / shares	12 Months Ended
Jun. 28, 2015	Jun. 29, 2014	Jun. 30, 2013
Stock Option and Purchase Plans
Shares	10,000	40,000	40,000
Exercise Price	$ 79.73	$ 38.71	$ 25.64

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