Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Sep. 30, 2011

QUARTERLY FINANCIAL DATA (UNAUDITED) [Abstract]

Schedule of Quarterly Financial Information [Table Text Block]

(In thousands, except per share data)

	First Quarter		Second Quarter		Third Quarter		Fourth Quarter		Fiscal Year
Fiscal 2011
Net revenue	$	335,120	$	325,411	$	356,075	$	402,316	$	1,418,922
Gross profit	148,538		140,981		156,225		174,560		620,304
Net income	60,868		49,960		51,548		64,209		226,585
Per share data (1)
Net income, basic	$	0.34	$	0.27	$	0.28	$	0.35	$	1.24
Net income, diluted	$	0.32	$	0.26	$	0.27	$	0.34	$	1.19
Fiscal 2010
Net revenue	$	245,138	$	238,058	$	275,370	$	313,283	$	1,071,849
Gross profit	102,554		99,854		118,266		136,159		456,833
Net income	28,010		27,744		34,736		46,804		137,294
Per share data (1)
Net income, basic	$	0.16	$	0.16	$	0.20	$	0.26	$	0.78
Net income, diluted	$	0.16	$	0.15	$	0.19	$	0.25	$	0.75