Debt (Details Textual) (USD $) In Thousands, unless otherwise specified		1 Months Ended			1 Months Ended	12 Months Ended		9 Months Ended
	Jun. 30, 2012	Aug. 31, 2007 Senior Notes [Member]	Feb. 28, 2007 Senior Notes [Member]	Aug. 09, 2012 Senior Notes [Member] Subsequent Event [Member]	Jan. 31, 2011 ABL Credit Facility [Member]	Oct. 31, 2011 ABL Credit Facility [Member]	Jun. 30, 2012 ABL Credit Facility [Member]	Jun. 30, 2012 Letter of Credit [Member]
Debt Instrument [Line Items]
Aggregate principal amount			$ 110,000
Senior notes due			9.00%
Maturity Date			Feb. 01, 2015					Oct. 01, 2015
Senior notes redemption price beginning			104.50%
Reduced redeeming price			100.00%
Purchase of Senior Notes at of their aggregate principal amount, plus accrued interest			101.00%
Aggregate principal amount outstanding			10,000
Exchange percentage of long term debt		100.00%
Aggregate redemption principal amount outstanding				40,000
Debt instrument redemption price percentage				102.25%
Line of credit facility maximum borrowing capacity					20,000
Line of credit facility, expiration date					Jan. 31, 2015
Prior to the maturity date of the Senior Notes					90 days
Issuance of letter of credit					5,000
Annual interest rate					2.50%
Fixed charge coverage ratio, minimum						1.10
Line of credit facility amount outstanding							0
Percentage of Letter of credit outstanding								105.00%
Debt (Textual) [Abstract]
Borrowings under credit facility	18,923
Letter of credit outstanding	$ 532