Commitments And Contingencies (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Dec. 31, 2012	Dec. 31, 2013
Commitments And Contingencies [Abstract]
Accrued Insurance		$ 4,873
Reserve for construction defect liabilities		432
Estimated cost of completion of bonded project		55,195
Cash Collateral		500
Surety Bond [Member]
Loss Contingency [Line Items]
Total settlement to be paid in monthly installments		2,200
Interest rate on settlement value gross		1.20%
Valuation Allowances And Reserves Charged To Cost And Expense	1,725
Receipt of payments		550
Insurance Related [Member]
Other Commitments [Line Items]
Letters of Credit Outstanding, Amount		6,347
Vendor Related [Member]
Other Commitments [Line Items]
Letters of Credit Outstanding, Amount		$ 313