Subsequent Events (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	0 Months Ended			3 Months Ended
	Nov. 21, 2014 Subsequent Event [Member]	Nov. 12, 2014 Subsequent Event [Member]	Nov. 12, 2014 Subsequent Event [Member] employee	Jan. 31, 2015 Scenario, Forecast [Member]
Subsequent Event [Line Items]
Number of employees affected by planned closure of Grinnell manufacturing facility			75
Approximate restructuring charges as a result of announced closing of Grinnell, Iowa, muffler plant		$ 5.0
Approximate expense related to lump sum settlements anticipated				$ 4.0
Cash dividend declared per common share	$ 0.165