XML 69 R50.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Supplemental Cash Flow Information (Details Textual) | 1 Months Ended
--- | ---
May. 31, 2013 USD ($)
Revolving Credit Facility [Member] |
Supplemental Cash Flow Information [Line Items] |
Line of Credit Facility, Maximum Borrowing Capacity | $ 90,000,000
Debt Instrument, Increase (Decrease), Net | 27,750,000
Term Loan [Member] |
Supplemental Cash Flow Information [Line Items] |
Line of Credit Facility, Maximum Borrowing Capacity | 30,000,000
Debt Instrument, Increase (Decrease), Net | $ 27,750,000

X
- References No definition available. + Details
Name: | sga_SupplementalCashFlowInformationLineItems
Namespace Prefix: | sga_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Net increase or decrease in the carrying amount of the debt instrument for the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
Name: | us-gaap_DebtInstrumentIncreaseDecreaseForPeriodNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=sga_TermLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |