Facility Restructuring Charge (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended			21 Months Ended		12 Months Ended
	Mar. 31, 2013	Sep. 30, 2013	Sep. 30, 2014 Closure of facilities	Sep. 30, 2013 Closure of facilities	Sep. 30, 2014 Closure of facilities	Sep. 30, 2014 Closure of facilities Accelerated depreciation	Sep. 30, 2014 Closure of facilities Workforce Reductions	Sep. 30, 2013 Closure of facilities Workforce Reductions	Sep. 30, 2014 Closure of facilities Facility Costs	Sep. 30, 2013 Closure of facilities Facility Costs
Reconciliation of charges to accrued expenses
Restructuring accrual at the beginning of the period			$ 15,085				$ 12,436		$ 2,649
Restructuring charge	30,200	32,695		20,107	32,695			16,752		3,355
Cash payments			(11,869)	(4,880)			(10,140)	(4,316)	(1,729)	(564)
Other			(246)	(142)					(246)	(142)
Restructuring accrual at the end of the period			2,970	15,085	2,970		2,296	12,436	674	2,649
Noncash charges, which consists primarily of incremental depreciation						$ 12,588