Fair Value Measurement Disclosures (Details Textual) (USD $) In Millions, unless otherwise specified	Oct. 15, 2013
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Weighted average value of Liabilities, Fair Value Disclosure, Nonrecurring	$ 39.5

Weighted average value of Liabilities, Fair Value Disclosure, Nonrecurring.

No definition available.

Name:	sbsa_WeightedAverageValueOfLiabilitiesFairValueDisclosureNonrecurring
Namespace Prefix:	sbsa_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant