CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Cash flows from operating activities:
Net income	$ 3,494	$ 3,411
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	2,402	2,085
Amortization of deferred financing fees	46	46
Losses on disposals of property, plant and equipment		1
Tax benefit from stock option exercises	(35)	(194)
Deferred income taxes	263	314
Changes in assets and liabilities, net of effects of acquisitions:
Accounts receivable, net	1,080	1,523
Inventories	827	266
Prepaid expenses and other current assets	407	1,723
Other non-current assets	(18)	7
Accounts payable	(567)	728
Accrued expenses	(1,072)	(2,371)
Other non-current liabilities	20	51
Net cash provided by operating activities	6,847	7,590
Cash flows from investing activities:
Acquisitions of businesses		(1,134)
Purchases of property, plant and equipment	(2,226)	(1,810)
Net cash used in investing activities	(2,226)	(2,944)
Cash flows from financing activities:
Proceeds from debt	8,500	500
Payments on debt	(2,500)	(1,000)
Proceeds from issuances of common stock	276	219
Repurchases of common stock for treasury	(1,243)	(2,174)
Dividends paid on common stock	(9,785)
Tax benefit from stock option exercises	35	194
Net cash used in financing activities	(4,717)	(2,261)
Effect of exchange rate changes on cash	20	(34)
Net increase (decrease) in cash	(76)	2,351
Cash at beginning of period	4,824	2,441
Cash at end of period	$ 4,748	$ 4,792