Business Acquisition (Tables)

12 Months Ended

Sep. 30, 2012

Business Acquisition [Abstract]

Preliminary allocation of purchase price and estimated goodwill and intangible assets

	October 28, 2011
Assets acquired:
Accounts receivable	$	3,703
Inventory		3,961
Property and equipment		4,965
Intangible assets		9,000
Goodwill		3,522
Other		153
		25,304
Liabilities assumed:
Accounts payable and accrued liabilities		418
Total purchase price	$	24,886

Pro forma results of operations

	Years Ended September 30,
	2012		2011
Net sales	$	126,619	$	129,757
Net income		7,533		9,915
Net income per share (basic)		1.42		1.88
Net income per share (diluted)		1.40		1.86