Segment Information (Selected Information Related To Operations By Geographic Area) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2012	Mar. 31, 2011	Mar. 31, 2012	Mar. 31, 2011	Jun. 30, 2011
Segment Reporting Information [Line Items]
Net sales	$ 379,357	$ 288,386	$ 1,041,022	$ 838,225
Income before income taxes and equity in earnings of equity-method investees	36,425	27,969	85,843	70,240
Long-lived assets	204,543		204,543		173,635
United States [Member]
Segment Reporting Information [Line Items]
Net sales	256,280	230,647	749,075	679,718
Income before income taxes and equity in earnings of equity-method investees	27,988	29,404	76,006	74,254
Long-lived assets	126,800		126,800		136,261
Canada [Member]
Segment Reporting Information [Line Items]
Net sales	26,249	18,200	69,330	52,468
Income before income taxes and equity in earnings of equity-method investees	3,101	2,032	6,229	5,284
Long-lived assets	12,108		12,108		12,196
United Kingdom [Member]
Segment Reporting Information [Line Items]
Net sales	71,564	15,332	149,210	45,330
Income before income taxes and equity in earnings of equity-method investees	4,400	(3,269)	2,871	(10,323)
Long-lived assets	51,726		51,726		12,371
Rest Of Europe [Member]
Segment Reporting Information [Line Items]
Net sales	25,264	24,207	73,407	60,709
Income before income taxes and equity in earnings of equity-method investees	936	(198)	737	1,025
Long-lived assets	$ 13,909		$ 13,909		$ 12,807