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Warranty | 12 Months Ended
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Mar. 31, 2019
Guarantees [Abstract] |
Warranty | Warranty The Company provides for estimated product warranty expenses when the related products are sold, with related liabilities included within accrued expenses and other liabilities. As warranty estimates are forecasts that are based on the best available information, primarily historical claims experience, claims costs may ultimately differ from amounts provided. An analysis of changes in the liability for product warranties is as follows:
|  | Fiscal year ended March 31,
|  | 2019 |  | 2018 |  | 2017
Balance at beginning of year |  | $ | 50,602 |  |  | $ | 46,116 |  |  | $ | 48,422 |
Current year provisions |  | 23,679 |  |  | 21,706 |  |  | 17,852 |
Costs incurred |  | (25,053 | ) |  | (18,820 | ) |  | (15,945 | )
Warranty reserves of acquired business - Alpha |  | 7,535 |  |  | — |  |  | — |
Foreign currency translation adjustment |  | (2,195 | ) |  | 1,600 |  |  | (4,213 | )
Balance at end of year |  | $ | 54,568 |  |  | $ | 50,602 |  |  | $ | 46,116 |

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- Definition The entire disclosure for standard and extended product warranties and other product guarantee contracts, including a tabular reconciliation of the changes in the guarantor's aggregate product warranty liability for the reporting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -URI http://asc.fasb.org/topic&trid=2155896 + Details
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