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Goodwill and Other Intangible Assets - Goodwill Attributable to Each Segment (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 31, 2020 | Mar. 31, 2019 | Mar. 31, 2020 | Mar. 31, 2019
Goodwill [Roll Forward] |  |  |  |
Balance at beginning of period |  |  | $ 846,807 |
Additions during period |  |  | 0 |
Divestiture during period |  |  | 0 |
Translation and other adjustments |  |  | (5,821) |
Goodwill write-down | $ (90,408) | $ 0 | (90,408) | $ 0
Balance at end of period | 750,578 |  | 750,578 |
SGK Brand Solutions |  |  |  |
Goodwill [Roll Forward] |  |  |  |
Balance at beginning of period |  |  | 395,704 |
Additions during period |  |  | 0 |
Divestiture during period |  |  | 0 |
Translation and other adjustments |  |  | (5,934) |
Goodwill write-down |  |  | (90,408) |
Balance at end of period | 299,362 |  | 299,362 |
Memorialization |  |  |  |
Goodwill [Roll Forward] |  |  |  |
Balance at beginning of period |  |  | 359,737 |
Additions during period |  |  | 0 |
Divestiture during period |  |  | 0 |
Translation and other adjustments |  |  | 32 |
Goodwill write-down |  |  | 0 |
Balance at end of period | 359,769 |  | 359,769 |
Industrial Technologies |  |  |  |
Goodwill [Roll Forward] |  |  |  |
Balance at beginning of period |  |  | 91,366 |
Additions during period |  |  | 0 |
Divestiture during period |  |  | 0 |
Translation and other adjustments |  |  | 81 |
Goodwill write-down |  |  | 0 |
Balance at end of period | $ 91,447 |  | $ 91,447 |

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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266 + Details
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- Definition Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267 + Details
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- Definition Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13854-109267 Reference 2: 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 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13777-109266 + Details
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