Note 6 - Accrued Expenses (Details Textual)	Dec. 30, 2023 USD ($)
Sales Returns, For Parts of Credit, Issued	$ 104,126
Reserve for Potential Credits [Member]
Reserves for Potential Credit to be Issued	$ 288,000

Represents sales returns for parts of which credit is issued.

No definition available.

Name:	cpsh_InreaseInSalesReturnsForPartsOfCreditIssued
Namespace Prefix:	cpsh_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant