Annual report pursuant to Section 13 and 15(d)

IMPAIRMENT OF GOODWILL AND OTHER INDEFINITE-LIVED INTANGIBLE ASSETS (Schedule of Key Estimates and Assumptions Used in Start-Up Income Valuation of Broadcast licenses) (Details)

v2.4.1.9
IMPAIRMENT OF GOODWILL AND OTHER INDEFINITE-LIVED INTANGIBLE ASSETS (Schedule of Key Estimates and Assumptions Used in Start-Up Income Valuation of Broadcast licenses) (Details) (Broadcast licenses [Member])
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Fair Value Inputs, Assets, Quantitative Information [Line Items]      
Risk adjusted discount rate 8.00%us-gaap_FairValueInputsDiscountRate 9.00%us-gaap_FairValueInputsDiscountRate 9.00%us-gaap_FairValueInputsDiscountRate
Minimum [Member]
      
Fair Value Inputs, Assets, Quantitative Information [Line Items]      
Operating profit margin ranges (13.90%)us-gaap_FairValueInputsLongTermNetOfTaxOperatingIncomeMarginPercent
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= salm_BroadcastLicensesMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember 		4.10%us-gaap_FairValueInputsLongTermNetOfTaxOperatingIncomeMarginPercent
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= salm_BroadcastLicensesMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember 		5.10%us-gaap_FairValueInputsLongTermNetOfTaxOperatingIncomeMarginPercent
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= salm_BroadcastLicensesMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
Long-term market revenue growth rate ranges 1.50%us-gaap_FairValueInputsLongTermRevenueGrowthRate
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= salm_BroadcastLicensesMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember 		1.00%us-gaap_FairValueInputsLongTermRevenueGrowthRate
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= salm_BroadcastLicensesMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember 		0.30%us-gaap_FairValueInputsLongTermRevenueGrowthRate
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= salm_BroadcastLicensesMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
Maximum [Member]
      
Fair Value Inputs, Assets, Quantitative Information [Line Items]      
Operating profit margin ranges 30.80%us-gaap_FairValueInputsLongtermPreTaxOperatingMarginPercent
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= salm_BroadcastLicensesMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember 		37.50%us-gaap_FairValueInputsLongtermPreTaxOperatingMarginPercent
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= salm_BroadcastLicensesMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember 		35.50%us-gaap_FairValueInputsLongtermPreTaxOperatingMarginPercent
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= salm_BroadcastLicensesMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
Long-term market revenue growth rate ranges 2.50%us-gaap_FairValueInputsLongTermRevenueGrowthRate
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= salm_BroadcastLicensesMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember 		2.50%us-gaap_FairValueInputsLongTermRevenueGrowthRate
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= salm_BroadcastLicensesMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember 		15.00%us-gaap_FairValueInputsLongTermRevenueGrowthRate
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= salm_BroadcastLicensesMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember