Stock-Based Compensation Stock Option Activity (Detail) (USD $) In Thousands, except Share data, unless otherwise specified	9 Months Ended
	Jun. 30, 2014
Number of Stock Options
Options outstanding at beginning of period (shares)	15,540
Options forfeited / expired (shares)	9,990
Options outstanding at end of period (shares)	5,550
Vested at end of period (shares)	5,550
Options exercisable at end of period (shares)	5,550
Weighted-Average Remaining Contractual Term
Options outstanding at end of period	7 months
Vested at end of period	7 months
Options exercisable at end of period	7 months
Weighted Average Exercise Price
Options outstanding at beginning of period (USD per share)	$ 15.86
Options forfeited / expired (USD per share)	$ 17.34
Options outstanding at end of year (USD per share)	$ 13.20
Vested at end of period (USD per share)	$ 13.20
Options exercisable at end of period (USD per share)	$ 13.20
Options outstanding at end of period	$ 0
Vested at end of period	0
Options exercisable at end of period	$ 0