Consolidated Statements Of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011
Consolidated Statements Of Income [Abstract]
Net sales	$ 467,919	$ 429,926	$ 812,460	$ 733,460
Cost of goods sold:
Cost of sales	229,966	211,012	425,577	370,767
Depreciation related to cost of goods sold	1,487	1,601	3,018	2,944
Total cost of goods sold	231,453	212,613	428,595	373,711
Gross profit	236,466	217,313	383,865	359,749
Operating expenses:
Selling, general and administrative	163,253	148,451	292,660	266,898
Depreciation and amortization	9,372	7,070	18,501	13,788
Total operating expenses	172,625	155,521	311,161	280,686
Income from operations	63,841	61,792	72,704	79,063
Interest expense, net	6,424	5,786	12,622	11,048
Income before income taxes	57,417	56,006	60,082	68,015
Provision for income taxes	12,608	13,635	13,089	16,412
Net income	$ 44,809	$ 42,371	$ 46,993	$ 51,603
Net income per common share:
Basic	$ 1.51	$ 1.46	$ 1.59	$ 1.78
Diluted	$ 1.47	$ 1.42	$ 1.54	$ 1.73
Weighted average number of common shares:
Basic	29,680	28,980	29,617	28,925
Diluted	30,492	29,917	30,498	29,913