CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Parenthetical) - USD ($) $ in Thousands	3 Months Ended
May 31, 2018	May 31, 2017
Depreciation and amortization expense excluded from station operating expenses	$ 600	$ 794
Depreciation and amortization expenses excluded from corporate expenses	$ 199	$ 184

Depreciation and amortization expenses excluded from station operating expenses.

No definition available.

Name:	emms_DepreciationAmortizationExpenseOnStationOperatingExpenses
Namespace Prefix:	emms_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration