STOCK ARRANGEMENTS (Details) (USD $)	3 Months Ended		6 Months Ended		3 Months Ended	6 Months Ended	3 Months Ended	6 Months Ended	12 Months Ended	1 Months Ended	6 Months Ended	3 Months Ended	6 Months Ended	3 Months Ended
	Mar. 30, 2013	Mar. 24, 2012	Mar. 30, 2013	Mar. 24, 2012	Mar. 30, 2013 Directors	Mar. 30, 2013 Stock Incentive Plan	Dec. 29, 2012 Stock Incentive Plan Stock options	Mar. 30, 2013 Stock Incentive Plan Stock options	Sep. 29, 2012 Stock Incentive Plan Stock options	Nov. 30, 2012 Stock Incentive Plan Stock awards	Mar. 30, 2013 Directors' Stock Equity Plan	Mar. 30, 2013 Directors' Stock Equity Plan Stock options	Mar. 30, 2013 Directors' Stock Equity Plan Stock options	Mar. 30, 2013 Directors' Stock Equity Plan Stock awards
STOCK ARRANGEMENTS
Stock-based compensation expense	$ 331,000	$ 345,000	$ 672,000	$ 767,000
Related tax benefit	117,000	124,000	237,000	279,000
Unrecognized stock-based compensation cost	$ 1,900,000		$ 1,900,000
Weighted-average period over which unrecognized stock-based compensation cost is to be recognized			2 years
Stock arrangements
Vesting period						3 years					3 years
Shares issued in lieu of cash					12,320
Options
Granted (in shares)							54,635		0			85,498		14,931
Options weighted average exercise price
Exercise Price of Shares Granted (in dollars per share)							$ 11.01					$ 11.77
Options weighted-average fair value
Weighted-average grant date fair value (in dollars per share)							$ 1.75					$ 2.05		$ 11.77
Stock awards
Stock awards granted										64,028				14,931
Stock awards granted weighted average fair value										$ 11.01				$ 11.77
Weighted average fair value assumptions of stock options granted based on the Black-Scholes option-pricing model
Estimated life of options								10 years					10 years
Risk-free interest rate (as a percent)								1.70%					2.00%
Expected volatility (as a percent)								41.50%					41.60%
Expected dividend yield (as a percent)								7.60%					7.20%