Annual report pursuant to Section 13 and 15(d)

NOTES PAYABLE AND LONG-TERM DEBT (Schedule of Change in Rate Based on Leverage Ratio) (Parenthetical) (Details)

v2.4.1.9
NOTES PAYABLE AND LONG-TERM DEBT (Schedule of Change in Rate Based on Leverage Ratio) (Parenthetical) (Details)
Dec. 31, 2014
Maximum [Member] | Less than 3.00 to 1.00 [Member]  
Debt Instrument [Line Items]  
Leverage ratio 3.00%salm_LeverageRatio
/ us-gaap_ExtinguishmentOfDebtAxis
= salm_RangeFiveMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
Maximum [Member] | Greater than or equal to 3.00 to 1.00 but less than 4.00 to 1.00 [Member]  
Debt Instrument [Line Items]  
Leverage ratio 4.00%salm_LeverageRatio
/ us-gaap_ExtinguishmentOfDebtAxis
= salm_RangeSixMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
Maximum [Member] | Greater than or equal to 4.00 to 1.00 but less than 5.00 to 1.00 [Member]  
Debt Instrument [Line Items]  
Leverage ratio 5.00%salm_LeverageRatio
/ us-gaap_ExtinguishmentOfDebtAxis
= salm_RangeSevenMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
Maximum [Member] | Greater than or equal to 5.00 to 1.00 but less than 6.00 to 1.00 [Member]  
Debt Instrument [Line Items]  
Leverage ratio 6.00%salm_LeverageRatio
/ us-gaap_ExtinguishmentOfDebtAxis
= salm_RangeEightMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
Minimum [Member] | Greater than or equal to 3.00 to 1.00 but less than 4.00 to 1.00 [Member]  
Debt Instrument [Line Items]  
Leverage ratio 3.00%salm_LeverageRatio
/ us-gaap_ExtinguishmentOfDebtAxis
= salm_RangeSixMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
Minimum [Member] | Greater than or equal to 4.00 to 1.00 but less than 5.00 to 1.00 [Member]  
Debt Instrument [Line Items]  
Leverage ratio 4.00%salm_LeverageRatio
/ us-gaap_ExtinguishmentOfDebtAxis
= salm_RangeSevenMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
Minimum [Member] | Greater than or equal to 5.00 to 1.00 but less than 6.00 to 1.00 [Member]  
Debt Instrument [Line Items]  
Leverage ratio 5.00%salm_LeverageRatio
/ us-gaap_ExtinguishmentOfDebtAxis
= salm_RangeEightMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
Minimum [Member] | Greater than or equal to 6.00 to 1.00 [Member]  
Debt Instrument [Line Items]  
Leverage ratio 6.00%salm_LeverageRatio
/ us-gaap_ExtinguishmentOfDebtAxis
= salm_RangeNineMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
Less than 3.25 to 1.00 [Member] | Maximum [Member]  
Debt Instrument [Line Items]  
Leverage ratio 3.25%salm_LeverageRatio
/ us-gaap_DebtInstrumentAxis
= salm_RangeOneMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
Greater than or equal to 3.25 to 1.00 but less than 4.50 to 1.00 [Member] | Maximum [Member]  
Debt Instrument [Line Items]  
Leverage ratio 4.50%salm_LeverageRatio
/ us-gaap_DebtInstrumentAxis
= salm_RangeTwoMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
Greater than or equal to 3.25 to 1.00 but less than 4.50 to 1.00 [Member] | Minimum [Member]  
Debt Instrument [Line Items]  
Leverage ratio 3.25%salm_LeverageRatio
/ us-gaap_DebtInstrumentAxis
= salm_RangeTwoMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
Greater than or equal to 4.50 to 1.00 but less than 6.00 to 1.00 [Member] | Maximum [Member]  
Debt Instrument [Line Items]  
Leverage ratio 6.00%salm_LeverageRatio
/ us-gaap_DebtInstrumentAxis
= salm_RangeThreeMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
Greater than or equal to 4.50 to 1.00 but less than 6.00 to 1.00 [Member] | Minimum [Member]  
Debt Instrument [Line Items]  
Leverage ratio 4.50%salm_LeverageRatio
/ us-gaap_DebtInstrumentAxis
= salm_RangeThreeMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
Greater than or equal to 6.00 to 1.00 [Member] | Minimum [Member]  
Debt Instrument [Line Items]  
Leverage ratio 6.00%salm_LeverageRatio
/ us-gaap_DebtInstrumentAxis
= salm_RangeFourMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember