XML 53 R42.htm IDEA: XBRL DOCUMENT
v3.22.1

REVENUES - Disaggregation of Revenues (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 31, 2022 | Mar. 31, 2021 | Mar. 31, 2022 | Mar. 31, 2021
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | $ 204,928 | $ 165,894 | $ 381,938 | $ 328,568
Point in time |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 101,706 | 73,938 | 193,920 | 152,047
Over time |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 103,222 | 91,956 | 188,018 | 176,521
United States [Member] |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 145,150 | 122,697 | 267,559 | 240,545
International |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 59,778 | 43,197 | 114,379 | 88,023
Commercial |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 148,844 | 111,077 | 280,651 | 229,530
Government [Member] |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 56,084 | 54,817 | 101,287 | 99,038
A&D |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 84,821 | 82,528 | 155,065 | 149,144
A&D | Point in time |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 35,666 | 37,127 | 64,223 | 64,000
A&D | Over time |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 49,155 | 45,401 | 90,842 | 85,144
A&D | United States [Member] |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 72,621 | 72,287 | 133,313 | 129,824
A&D | International |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 12,200 | 10,241 | 21,752 | 19,320
A&D | Commercial |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 33,562 | 33,223 | 61,489 | 61,089
A&D | Government [Member] |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 51,259 | 49,305 | 93,576 | 88,055
USG |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 64,191 | 39,555 | 127,676 | 94,095
USG | Point in time |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 51,202 | 27,563 | 102,037 | 69,931
USG | Over time |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 12,989 | 11,992 | 25,639 | 24,164
USG | United States [Member] |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 41,458 | 27,445 | 80,199 | 64,490
USG | International |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 22,733 | 12,110 | 47,477 | 29,605
USG | Commercial |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 63,379 | 38,549 | 126,221 | 92,414
USG | Government [Member] |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 812 | 1,006 | 1,455 | 1,681
Test |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 55,916 | 43,811 | 99,197 | 85,329
Test | Point in time |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 14,838 | 9,248 | 27,660 | 18,116
Test | Over time |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 41,078 | 34,563 | 71,537 | 67,213
Test | United States [Member] |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 31,071 | 22,965 | 54,047 | 46,231
Test | International |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 24,845 | 20,846 | 45,150 | 39,098
Test | Commercial |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | 51,903 | 39,305 | 92,941 | 76,027
Test | Government [Member] |  |  |  |
Disaggregation of revenues |  |  |  |
Revenue from contract with customer excluding assessed tax | $ 4,013 | $ 4,506 | $ 6,256 | $ 9,302

X
- Definition 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. + References No definition available. + Details
Name: | us-gaap_DisaggregationOfRevenueLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8906-108599 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 40 -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e9031-108599 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e9038-108599 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8933-108599 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8933-108599 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130543-203045 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8736-108599 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8736-108599 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 42 -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e9054-108599 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130545-203045 Reference 11: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 924 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 11.L) -URI http://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856 + Details
Name: | us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_TimingOfTransferOfGoodOrServiceAxis=us-gaap_TransferredAtPointInTimeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TimingOfTransferOfGoodOrServiceAxis=us-gaap_TransferredOverTimeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_US
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=us-gaap_NonUsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=ese_CommercialMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=ese_USGovernmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=ese_AerospaceAndDefenseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=ese_UtilitySolutionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=ese_RFShieldingAndTestMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |