Accounts Receivable (Schedule of Accounts Receivable) (Details) - USD ($) $ in Thousands |
Mar. 31, 2018 |
Mar. 31, 2017 |
---|---|---|
Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
Accounts receivable, gross | $ 153,615 | $ 149,752 |
Less allowances for discounts, returns and uncollectible accounts | (12,734) | (13,010) |
Accounts receivable, net | 140,881 | 136,742 |
Trade accounts receivable | ||
Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
Accounts receivable, gross | 152,832 | 148,339 |
Other receivables | ||
Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
Accounts receivable, gross | $ 783 | $ 1,413 |