XML 74 R62.htm IDEA: XBRL DOCUMENT
v3.20.2

Subsequent Events - Additional Information (Detail) - Subsequent Event [Member] - JV Agreement [Member] - Mader [Member] | Jul. 31, 2020
--- | ---
Subsequent Event [Line Items] |
Percentage of equity hold in joint venture | 70.00%
Voting interest in joint venture | 50.00%

X
- Definition Percentage of equity hold in joint venture. + References No definition available. + Details
Name: | cece_PercentageOfEquityHoldInJointVenture
Namespace Prefix: | cece_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Voting interest in joint venture. + References No definition available. + Details
Name: | cece_VotingInterestInJointVenture
Namespace Prefix: | cece_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
Name: | us-gaap_SubsequentEventLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TypeOfArrangementAxis=cece_JointVentureAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CounterpartyNameAxis=cece_MaderMachineCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |