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Inventories - Additional Information (Detail) - USD ($) $ in Millions | 12 Months Ended
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Feb. 29, 2020 | Feb. 28, 2019 | Feb. 28, 2018
Inventory Disclosure [Abstract] |  |  |
Excess of current costs at FIFO over LIFO stated values | $ 4.9 | $ 5.0 |
Decrease in cost of sales | $ 0.1 | $ 0.1 | $ 0.3

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- Definition Decrease in cost of sales as result of liquidation of LIFO inventory quantities. + References No definition available. + Details
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Namespace Prefix: | ebf_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition The excess of replacement or current cost over the stated LIFO (last in first out) inventory value when the LIFO inventory method is utilized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.6(c)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- References No definition available. + Details
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