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Other Assets (Table Text Block)
12 Months Ended
Mar. 31, 2021
Other Assets [Abstract]  
Other Assets     March 31,     2021   2020     (In thousands) Deposits (debt-related) $ 33,952 $ 33,020 Cash surrender value of life insurance policies   567   31,371 Deposits (real estate related)   13,211   7,565   $ 47,730 $ 71,956