Consolidated Statements Of Cash Flow (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
Operating Activities:
Net income	$ 51,603	$ 38,845
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	16,732	15,039
Amortization of senior note offering and credit facility costs	621	722
Amortization of share-based awards	2,500	2,440
Deferred income taxes	13,711	9,814
Changes in assets and liabilities, net of acquisitions:
Increase in accounts receivable	(53,873)	(40,961)
Increase in inventories	(19,990)	(4,698)
(Increase) decrease in prepaid expenses and other assets	(5,607)	4,072
Increase (decrease) in accounts payable	52,653	(1,202)
(Decrease) increase in other payables, accrued expenses and other liabilities	(8,804)	30,292
Other	(377)	(46)
Net cash provided by operating activities	49,169	54,317
Investing Activities:
Additions to property and equipment	(9,090)	(11,443)
Acquisition of intangibles and other assets	(43,900)	(13,864)
Net cash used in investing activities	(52,990)	(25,307)
Financing Activities:
Payments on short-term debt		(22,000)
Proceeds from the exercise of stock options	4,062	9,862
Proceeds from the issuance of common stock under the employee stock purchase plan	958	793
Repurchase of common stock		(10,335)
Excess tax benefit from share-based awards	4,144	2,378
Net cash provided by (used in) financing activities	9,164	(19,302)
Effect of exchange rate changes on cash and cash equivalents	(1,853)	1,725
Net increase in cash and cash equivalents	3,490	11,433
Cash and cash equivalents at beginning of period	58,850	26,881
Cash and cash equivalents at end of period	62,340	38,314
Supplemental Disclosure of Non-Cash Information:
Additions to property and equipment (not included above)	$ 333	$ 740