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SUPPLEMENTAL CASH FLOW DISCLOSURE (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Supplemental Cash Flow Elements [Abstract]    
Cash interest paid $ 6,064 $ 5,598
Accretion of preferred stock discount 27 27
Accrued dividends on preferred stock 89 89
Issuance of common stock in connection with New Video acquisition $ 0 $ 3,687