CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Net income	$ 7,693	$ 60,206
Other comprehensive income, net of tax
Unrealized (loss) on available for sale securities, net of tax of $214 and $221, respectively	(310)	(320)
Net unrealized (loss) on derivatives, net of tax of $20 and $6, respectively	(34)	(10)
Adjustment to postemployment benefit obligation, net of tax of $(111) and $(203), respectively	161	413
Other comprehensive (loss) income	(183)	83
Comprehensive income	$ 7,510	$ 60,289