Property and Equipment (Details Textuals) (USD $)	12 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2012
Property, Plant and Equipment [Line Items]
Depreciation, continuing operations	$ 29,801,000	$ 27,858,000	$ 21,851,000
Depreciation, discontinued operations	1,500,000	1,800,000	1,400,000
Carrying Amount	237,183,000	291,245,000
Long-lived assets impairment, discontinued operations	11,795,000	5,605,000
Software [Member]
Property, Plant and Equipment [Line Items]
Depreciation, continuing operations	2,600,000	2,900,000	2,900,000
Carrying Amount	36,194,000	34,727,000
Capital lease equipment [Member]
Property, Plant and Equipment [Line Items]
Depreciation, continuing operations	300,000	300,000	100,000
Carrying Amount	1,600,000	1,600,000
U.S. and Canada and Other International Segments [Member]
Property, Plant and Equipment [Line Items]
Long-lived assets impairment, discontinued operations	1,500,000
Long-lived assets impairment, net of tax, discontinued operations	$ 1,400,000