XML 21 R31.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Pension and Retirement Plans (Detail) | 3 Months Ended
--- | ---
Sep. 30, 2014
Compensation and Retirement Disclosure [Abstract] |
Number of years defined benefit plans are closed to newly hired employees | 2 years

X
- Definition Number of years that all of the Company's defined benefit plans are closed to newly hired employees. + References No definition available. + Details
Name: | cspi_NumberOfYearsDefinedBenefitPlansAreClosedToNewlyHiredEmployees
Namespace Prefix: | cspi_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_CompensationAndRetirementDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration