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Goodwill and Intangible Assets (Tables) | 12 Months Ended
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Feb. 28, 2018
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Goodwill | Changes in goodwill by segment for fiscal year 2018 and 2017 are as follows (in thousands):
Segment |  | February 28, 2017 |  | Acquisitions |  | Foreign Exchange Translation |  | February 28, 2018
Metal Coatings |  | $ | 109,980 |  |  | $ | 6,590 |  |  | $ | 662 |  |  | $ | 117,232 |
Energy |  | 196,599 |  |  | 7,476 |  |  | — |  |  | 204,075 |
Total |  | $ | 306,579 |  |  | $ | 14,066 |  |  | $ | 662 |  |  | $ | 321,307 |
Segment |  | February 29, 2016 |  | Acquisitions |  | Foreign Exchange Translation |  | February 28, 2017
Metal Coatings |  | $ | 109,314 |  |  | $ | — |  |  | $ | 666 |  |  | $ | 109,980 |
Energy |  | 183,213 |  |  | 13,386 |  |  | — |  |  | 196,599 |
Total |  | $ | 292,527 |  |  | $ | 13,386 |  |  | $ | 666 |  |  | $ | 306,579 |
Schedule of Finite-Lived Intangible Assets by Major Class | Amortizable intangible assets consisted of the following (in thousands):
|  | February 28, 2018 |  | February 28, 2017
Customer related intangibles |  | $ | 194,712 |  |  | $ | 177,514 |
Non-compete agreements |  | 7,952 |  |  | 5,651 |
Trademarks |  | 4,569 |  |  | 4,569 |
Technology |  | 7,400 |  |  | 7,400 |
Engineering drawings |  | 24,600 |  |  | 24,600 |
Backlog |  | 7,600 |  |  | 7,600 |
Gross intangible assets |  | 246,833 |  |  | 227,334 |
Less accumulated amortization |  | (105,642 | ) |  | (88,314 | )
Total, net |  | $ | 141,191 |  |  | $ | 139,020 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense | The estimated amortization expense for the five succeeding fiscal years and thereafter is as follows (in thousands):
Fiscal year: |  | Amortization Expense
2019 |  | $ | 16,979 |
2020 |  | 16,457 |
2021 |  | 16,231 |
2022 |  | 16,206 |
2023 |  | 13,119 |
Thereafter |  | 62,199 |
Total |  | $ | 141,191 |

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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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