DEBT (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	6 Months Ended
	Mar. 31, 2013 item
Other
Letter of credit issued for worker's compensation insurance carrier as part of the entity's self-insured loss control program	$ 0.4
Facility
Revolving credit facility
Revolving credit limit	70.0
Increase in borrowing capacity available under loan accordion	25.0
Additional credit advances for certain inventory purchases	$ 5.0
Automatic renewal period of agreement unless terminated	1 year
Prepayment penalty in year two of the agreement (as a percent)	0.25%
Unused commitment fee (as a percent)	0.25%
Period considered for computing fixed charge coverage ratio	12 months
Threshold of excess availability of credit as a percentage of maximum loan limit, required for financial covenant compliance	10.00%
Number of cross defaults	0
Facility | Maximum
Revolving credit facility
Restricted amount of dividends on common stock (in dollars per share)	$ 1.00
Facility | Minimum
Revolving credit facility
Notice period prior to the end of any original or renewal term of the agreement required for terminating the agreement either by the borrower or lender	90 days
Fixed charge coverage ratio	1.1
Facility | LIBOR
Revolving credit facility
Variable rate basis	LIBOR
Basis points added to reference rate (as a percent)	1.75%