STOCKHOLDERS' EQUITY (Details) (USD $)	0 Months Ended	12 Months Ended	0 Months Ended	12 Months Ended	0 Months Ended	12 Months Ended	0 Months Ended	12 Months Ended
	Mar. 21, 2013 RSUs	Sep. 30, 2013 RSUs	Oct. 02, 2013 RSUs Subsequent event	Sep. 30, 2013 RSUs Expected	Mar. 21, 2013 Time-based RSUs	Sep. 30, 2013 Time-based RSUs item	Mar. 21, 2013 Performance-based RSUs	Sep. 30, 2013 Performance-based RSUs
Stockholders' Equity
Number of units awarded (in shares)		426,511			264,549		161,962
Number of shares of common stock that each award holder has the contingent right to receive	1
Number of equal installments for vesting of stock awards						4
Vesting period								3 years
Percentage of sales growth achievement considered for vesting								50.00%
Percentage of return on equity achievement considered for vesting								50.00%
Weighted-average grant date fair value (in dollars per share)		$ 43.76
Number of shares of common stock, the fair value of which is determined		1
Awards vested (in shares)		0	69,994	243,039
Shares available for future grants		4,038,000
Number of Shares
Granted (in shares)		426,511			264,549		161,962
Forfeited (in shares)		5,142
Balance unvested at the end of the period (in shares)		421,369
Weighted Average Grant-Date Fair Value
Granted (in dollars per share)		$ 43.76
Forfeited (in dollars per share)		$ 43.76
Balance unvested at the end of the period (in dollars per share)		$ 43.76