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Inventory (Details) - USD ($) | Jun. 30, 2022 | Mar. 31, 2022
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Inventory [Abstract] |  |
Raw materials | $ 146,775,000 | $ 150,414,000
Work-in-process | 6,357,000 | 6,880,000
Finished goods | 248,332,000 | 226,729,000
Inventory, gross | 401,464,000 | 384,023,000
Less allowance for excess and obsolete inventory | (12,704,000) | (13,520,000)
Inventory - net | 388,760,000 | 370,503,000
Inventory unreturned | 16,445,000 | 15,001,000
Total inventory | $ 405,205,000 | $ 385,504,000

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