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Other Noncurrent Assets
6 Months Ended
Sep. 30, 2011
Other Noncurrent Assets [Abstract] 
OTHER NONCURRENT ASSETS
(6) OTHER NONCURRENT ASSETS
Other noncurrent assets consist of the following:
                 
    September 30, 2011     March 31, 2011  
    (In thousands)  
Deposits (a)
  $ 17,731     $ 21,813  
Deferred financing costs
    22,334       23,982  
Investment in affiliates
    2,075       1,988  
Capitalized software, net
    2,383       3,102  
Loan to affiliate
    1,005       1,005  
Retirement plans
    15,542       12,523  
Finanical instruments
    2,427       —  
Other
    4,159       4,362  
 
           
 
  $ 67,656     $ 68,775  
 
           
 
(a)   Deposits principally represent amounts held by beneficiaries as cash collateral for the Company’s contingent obligations with respect to certain environmental matters, tax audits, and operating lease commitments.