BUSINESS SEGMENT INFORMATION (Details Textuals) $ in Millions	12 Months Ended
	Sep. 30, 2015 segment	Sep. 30, 2014	Sep. 30, 2013 USD ($)
Revenues from External Customers and Long-Lived Assets [Line Items]
Number of reportable segments | segment	2
Percentage of sales to major customers	10.00%
AB Volvo [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Percentage of sales to major customers	24.00%	27.00%	24.00%
Daimler AG [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Percentage of sales to major customers	20.00%	18.00%	15.00%
Navistar [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Percentage of sales to major customers	11.00%	12.00%	10.00%
Executive Severance [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Unallocated legacy and corporate expense, net			$ 4