XML 63 R45.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Accounts Receivable - Additional Information (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Receivables [Abstract] |  |  |
Amount billed but not received under retainage provisions in contracts | $ 1,800 | $ 1,500 |
Retainage receivables on contracts minimum period |  | 1 year |
Retainage receivables on contracts maximum period |  | 2 years |
Provision for doubtful accounts | 688 | $ 928 | $ 295
Charge-offs | $ 300 | $ 400 | $ 600

X
- Definition Allowance for doubtful accounts receivable (charge offs) recoveries + References No definition available. + Details
Name: | cece_AllowanceForDoubtfulAccountsReceivableChargeOffsRecoveries
Namespace Prefix: | cece_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Contract receivable retainage1. + References No definition available. + Details
Name: | cece_ContractReceivableRetainage1
Namespace Prefix: | cece_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Retainage receivables on contracts maximum period. + References No definition available. + Details
Name: | cece_RetainageReceivablesOnContractsMaximumPeriod
Namespace Prefix: | cece_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Retainage receivables on contracts minimum period. + References No definition available. + Details
Name: | cece_RetainageReceivablesOnContractsMinimumPeriod
Namespace Prefix: | cece_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of expense (reversal of expense) for expected credit loss on accounts receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(5)) -URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227 + Details
Name: | us-gaap_ProvisionForDoubtfulAccounts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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