Liquidity (Details) In Millions, unless otherwise specified	Sep. 30, 2013
Liquidity [Abstract]
NumberOfCommonStockSharesOfferedInTerminatedOffering	16.7

Number Of Common Stock Shares Offered In Terminated Offering

No definition available.

Name:	sppr_Numberofcommonstocksharesofferedinterminatedoffering
Namespace Prefix:	sppr_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant