Stock-Based Compensation (Tables)

12 Months Ended

Sep. 30, 2015

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Schedule of Restricted Stock Units Activity

Total RSU activity (number of shares) for the past three years is summarized below:

	Number of			Weighted
	Restricted			Average
	Stock			Fair Value
	Units			Per Share
Outstanding at September 30, 2012		99,725		$	32.69
Granted		58,775			39.05
Vested		(66,383	)		34.00
Forfeited		(10,562	)		33.46
Outstanding at September 30, 2013		81,555		$	38.66
Granted		57,200			66.15
Vested		(29,832	)		44.88
Forfeited		(2,078	)		56.34
Outstanding at September 30, 2014		106,845		$	51.30
Granted		89,500			41.75
Vested		(55,431	)		45.23
Forfeited		(7,408	)		—
Outstanding at September 30, 2015		133,506		$	50.26