CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Cash Flows From Operating Activities:
Net income	$ 48,632	$ 40,877
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	7,466	6,752
Amortization of debt issuance costs	29	31
Stock-based compensation	2,760	1,734
Deferred income taxes	404	80
Earnings of equity method investees	(253)	(231)
(Gain)/loss on disposal of property and equipment	92	30
Excess tax benefit of exercise of common stock options	(290)	(428)
Pension payment	0	0
Other	(188)	(40)
Changes in operating assets and liabilities (net of effects of business acquisitions):
Receivables	(20,821)	(32,186)
Inventories	(31,892)	(44,668)
Prepaid expenses and other current assets	3,708	3,065
Accounts payable	50,247	26,799
Accrued expenses	576	3,563
Net cash provided by operating activities	60,470	5,378
Cash Flows From Investing Activities:
Business acquisitions, net of cash acquired	(17,006)	(53,718)
Purchases of property and equipment	(7,845)	(4,766)
Proceeds from Sale of Property and Equipment	103	96
Other	(238)	(618)
Net cash used in investing activities	(24,986)	(59,006)
Cash Flows From Financing Activities:
Borrowings on credit facilities	482,623	393,716
Payments on credit facilities	(518,511)	(340,348)
Proceeds from issuance of common stock	471	405
Proceeds from exercise of stock options	99	129
Excess tax benefit of exercise of common stock options	290	428
Debt issuance costs	0	(111)
Payment on long-term debt and capital lease obligations	(263)	(742)
Net cash (used in)/provided by financing activities	(35,291)	53,477
Effect of Exchange Rate on Cash and Cash Equivalents	(176)	(21)
Net (Decrease)/Increase in Cash and Cash Equivalents	17	(172)
Cash and Cash Equivalents at Beginning of Period	514	606
Cash and Cash Equivalents at End of Period	$ 531	$ 434