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Income Taxes (Details 1) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2014 | Sep. 30, 2014 | Jun. 30, 2014 | Mar. 31, 2014 | Dec. 31, 2013 | Sep. 30, 2013 | Jun. 30, 2013 | Mar. 31, 2013 | Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Current: |  |  |  |  |  |  |  |  |  |  |
Federal |  |  |  |  |  |  |  |  | $ 5,540 us-gaap_CurrentFederalTaxExpenseBenefit | $ 6,210 us-gaap_CurrentFederalTaxExpenseBenefit | $ 6,160 us-gaap_CurrentFederalTaxExpenseBenefit
State |  |  |  |  |  |  |  |  | 1,125 us-gaap_CurrentStateAndLocalTaxExpenseBenefit | 1,125 us-gaap_CurrentStateAndLocalTaxExpenseBenefit | 1,150 us-gaap_CurrentStateAndLocalTaxExpenseBenefit
Total current |  |  |  |  |  |  |  |  | 6,665 us-gaap_CurrentIncomeTaxExpenseBenefit | 7,187 us-gaap_CurrentIncomeTaxExpenseBenefit | 7,399 us-gaap_CurrentIncomeTaxExpenseBenefit
Total deferred |  |  |  |  |  |  |  |  | 3,385 us-gaap_DeferredIncomeTaxExpenseBenefit | 2,805 us-gaap_DeferredIncomeTaxExpenseBenefit | 4,540 us-gaap_DeferredIncomeTaxExpenseBenefit
Income Tax Benefit Continuing Operations |  |  |  |  |  |  |  |  | 10,050 sga_IncomeTaxBenefitContinuingOperations | 10,140 sga_IncomeTaxBenefitContinuingOperations | 11,850 sga_IncomeTaxBenefitContinuingOperations
Taxes are allocated as follows: |  |  |  |  |  |  |  |  |  |  |
Continuing operations | 3,050 us-gaap_IncomeTaxExpenseBenefit | 2,180 us-gaap_IncomeTaxExpenseBenefit | 3,193 us-gaap_IncomeTaxExpenseBenefit | 1,627 us-gaap_IncomeTaxExpenseBenefit | 2,230 us-gaap_IncomeTaxExpenseBenefit | 2,820 us-gaap_IncomeTaxExpenseBenefit | 3,130 us-gaap_IncomeTaxExpenseBenefit | 1,812 us-gaap_IncomeTaxExpenseBenefit | 10,050 us-gaap_IncomeTaxExpenseBenefit | 9,992 us-gaap_IncomeTaxExpenseBenefit | 11,939 us-gaap_IncomeTaxExpenseBenefit
Discontinued operations |  |  |  |  |  |  |  |  | 0 us-gaap_IncomeTaxExpenseBenefitContinuingOperationsDiscontinuedOperationsExtraordinaryItems | 148 us-gaap_IncomeTaxExpenseBenefitContinuingOperationsDiscontinuedOperationsExtraordinaryItems | (89)us-gaap_IncomeTaxExpenseBenefitContinuingOperationsDiscontinuedOperationsExtraordinaryItems
Income Tax Benefit Continuing Operations |  |  |  |  |  |  |  |  | $ 10,050 sga_IncomeTaxBenefitContinuingOperations | $ 10,140 sga_IncomeTaxBenefitContinuingOperations | $ 11,850 sga_IncomeTaxBenefitContinuingOperations

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- Definition Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 6.I.7) -URI http://asc.fasb.org/extlink&oid=34349781&loc=d3e330036-122817 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Current Tax Expense (or Benefit) -URI http://asc.fasb.org/extlink&oid=6509736 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32639-109319 Reference 4: 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.(h)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph h -Article 4 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 6 -Section I -Subsection 7 + Details
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