ALLOWANCE FOR DOUBTFUL ACCOUNTS:

3 Months Ended

Jun. 30, 2013

ALLOWANCE FOR DOUBTFUL ACCOUNTS:

ALLOWANCE FOR DOUBTFUL ACCOUNTS:

7.             ALLOWANCE FOR DOUBTFUL ACCOUNTS:

Trade accounts receivable are presented net of allowances for doubtful accounts, returns and credits of $4.1 million at both June 30, 2013 and March 31, 2013.