cm:Concept: us-gaap:ConcentrationRiskGovernmentContracts
| Concentration Risk, Government Contracts |
| us-gaap:ConcentrationRiskGovernmentContracts |
| Description of risks that arise due to the volume of business transacted with a governmental entity, or reliance placed on that entity. This disclosure includes risks that may arise from the need to achieve compliance with government regulations or the requirements of the contracting agency, early termination, and change in pricing. At a minimum, the description informs financial statement users of the general nature of the risk. |
| cm:Concept |
| Text/String (xbrli:stringItemType) |
| For Period (duration) |
| (no balance type) |
| false |
| us-gaap:ConcentrationRiskGovernmentContracts |