Quarterly report pursuant to Section 13 or 15(d)

NOTES PAYABLE AND LONG-TERM DEBT (Schedule of Principal Repayment Requirements under All Long-term Debt Agreements Outstanding for Each of Next Five Years and Thereafter) (Details)

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NOTES PAYABLE AND LONG-TERM DEBT (Schedule of Principal Repayment Requirements under All Long-term Debt Agreements Outstanding for Each of Next Five Years and Thereafter) (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2015
Dec. 31, 2014
NOTES PAYABLE AND LONG-TERM DEBT [Abstract]    
2016 $ 593us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths  
2017 3,108us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearTwo  
2018 3,116us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearThree  
2019 3,100us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFour  
2020 3,103us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFive  
Thereafter 261,215us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingAfterYearFive  
Long-term debt $ 274,235salm_LongTermDebtAndCapitalLeaseObligationsCurrentAndNoncurrent $ 277,505salm_LongTermDebtAndCapitalLeaseObligationsCurrentAndNoncurrent