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Revenue Recognition - Narrative (Details) - USD ($) | 12 Months Ended |
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Mar. 31, 2019 | Mar. 31, 2018
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |
Contract length | As a result of the short durations of customer contracts, which are typically effective for one year or less and have payment terms that are generally 30-60 days, these arrangements are not considered to have a significant financing component. |
Sales and allowances period | 30 days |
Contract liability | $ 24,787,000 | $ 23,156,000
Deferred Revenue |  |
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |
Contract liability | 0 | 0
Gift Cards |  |
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |
Contract liability | 3,101,000 | 3,105,000
Loyalty Programs |  |
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] |  |
Contract liability | $ 5,171,000 | $ 5,477,000

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