SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details)	Sep. 30, 2013	Sep. 30, 2012
Revenue by segment [Abstract]
Percentage of revenue by segment (in hundredths)	100.00%	100.00%
Performance Materials [Member]
Revenue by segment [Abstract]
Percentage of revenue by segment (in hundredths)	48.00%	50.00%
Construction Technologies [Member]
Revenue by segment [Abstract]
Percentage of revenue by segment (in hundredths)	21.00%	24.00%
Energy Services [Member]
Revenue by segment [Abstract]
Percentage of revenue by segment (in hundredths)	30.00%	25.00%
Transportation [Member]
Revenue by segment [Abstract]
Percentage of revenue by segment (in hundredths)	5.00%	5.00%
Intersegment Sales [Member]
Revenue by segment [Abstract]
Percentage of revenue by segment (in hundredths)	(4.00%)	(4.00%)