XML 58 R53.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

Goodwill and Other Identifiable Intangible Assets (Details Textual) - USD ($) $ in Millions | 9 Months Ended
--- | ---
Nov. 30, 2019 | Dec. 01, 2018
Goodwill and Other Identifiable Intangible Assets (Textual) [Abstract] |  |
Amortization expense on identifiable intangible assets | $ 5.7 | $ 10.5

X
- Definition Goodwill and other identifiable intangible assets. + References No definition available. + Details
Name: | apog_GoodwillAndOtherIdentifiableIntangibleAssetsTextualAbstract
Namespace Prefix: | apog_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 + Details
Name: | us-gaap_AmortizationOfIntangibleAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration