Note 6 - Stock-Based Compensation (Detail) - Valuation Assumptions of Stock Options	9 Months Ended
	Jun. 30, 2012	Jul. 02, 2011
Risk-free interest rate	1.18%	2.40%
Dividend yield	0.92%	0.97%
Expected volatility	54.67%	56.49%
Expected term (in years)	5 years 9 months	5 years 40 days