Debt Arrangements Senior Secured Revolving Credit Facility (Details) (USD $)	0 Months Ended	3 Months Ended
	Aug. 01, 2013	Sep. 30, 2013
Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 303,900,000
Line of Credit Facility, Reduction in Maximum Borrowing Capacity	210,300,000
Consolidated interest coverage ratio	190.00%	180.00%
Consolidated leverage ratio	780.00%
Consolidated total senior debt to working capital ratio	80.00%
Calculation basis period	12 years
Consolidated EBITDA to fixed charges ratio	200.00%
Maximum [Member] | Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Debt Instrument, Cash Tender Offer of Convertible Notes	60,000,000
Consolidated leverage ratio	400.00%
Annual capital expenditures	50,800,000
Future annual capital expenditures	40,000,000
Annual Capital Expenditures, Unused Capital Expenditures, One Year Carry Forward	$ 40,000,000
Base Rate [Member] | Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate	2.75%
LIBOR [Member] | Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate	3.75%
10% Senior Notes Due 2016[Member] | Senior Secured Notes [Member]
Line of Credit Facility [Line Items]
Interest rate, stated percentage	10.00%