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Other Interests (Details) - USD ($)
3 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Mar. 31, 2015
Noncontrolling Interest [Line Items]      
Accounts Receivable Service Equity Investment $ 300,000   $ 300,000
Management Fees Revenue 300,000 $ 300,000  
Stockholders' Equity Attributable to Noncontrolling Interest (49,000)   (178,000)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest $ (434,000) $ 0  
Holdings [Member]      
Noncontrolling Interest [Line Items]      
Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage 100.00%    
Equity Method Investment, Aggregate Cost     2,000,000
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures     0
Holdings [Member] | Variable Interest Entity, Not Primary Beneficiary [Member]      
Noncontrolling Interest [Line Items]      
Equity Method Investment Summarized Financial Information, Equity $ 8,300,000   $ 6,700,000
CONtv [Member]      
Noncontrolling Interest [Line Items]      
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures $ 600,000