Summary of Significant Accounting Policies and Related Information - Warrants (Details) - USD ($) $ in Thousands	12 Months Ended
Feb. 28, 2018	Feb. 28, 2017	Feb. 29, 2016
Accrual for warranty returns
Beginning balance	$ 20,517	$ 19,418
Additions to the accrual	48,414	46,980
Reductions of the accrual - payments and credits issued	(46,486)	(45,881)
Ending balance	22,445	20,517	$ 19,418
SG&A
Customer incentives in SG&A	19,900	18,400	19,400
Advertising costs in SG&A	61,400	57,700	54,200
Research and development expenses	13,500	11,800	11,600
Shipping and handling expenses in SG&A	$ 78,100	$ 79,400	$ 82,400
Minimum
Warranties
Product Warranty Period	2 years
Maximum
Warranties
Product Warranty Period	5 years

Represents the period for which the product warranties are provided.

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- Definition

Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line.

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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- Definition

Amount of selling and marketing expense classified as other.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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- Definition

Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers.

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- Definition

Amount of decrease in the standard and extended product warranty accrual from payments made in cash or in kind to satisfy claims under the terms of the standard and extended product warranty.

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Amount of increase in the standard and extended product warranty accrual from warranties issued.

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- Definition

The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.

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- References

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- Definition

Cost incurred during the reporting period in transporting goods and services to customers. Includes freight-out costs.

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