XML 57 R47.htm IDEA: XBRL DOCUMENT
v3.21.1

Accounts payable and other noncurrent liabilities - Narrative (Details) $ in Millions | Mar. 31, 2021 USD ($) item | Feb. 28, 2021 USD ($) item
--- | --- | ---
Vendor Agreement |  |
Accounts payable and other noncurrent liabilities |  |
Payable to vendor | $ | $ 8.1 |
Imputed interest rate | 5.00% |
Number of vendor agreements | item | 2 |
Percentage of Accounts Payable and Noncurrent Liabilities | 53.00% |
Vendor Agreement One |  |
Accounts payable and other noncurrent liabilities |  |
Payable to vendor | $ |  | $ 1.5
Number of payments to be made | item |  | 5
Vendor Agreement Two |  |
Accounts payable and other noncurrent liabilities |  |
Payable to vendor | $ |  | $ 7.2
Number of payments to be made | item |  | 6

X
- Definition Number of payments to be made under vendor agreement. + References No definition available. + Details
Name: | cspi_NumberOfPaymentsToBeMadePerAgreement
Namespace Prefix: | cspi_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of vendor agreements. + References No definition available. + Details
Name: | cspi_NumberOfVendorAgreements
Namespace Prefix: | cspi_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Percentage of accounts payable and noncurrent liabilities. + References No definition available. + Details
Name: | cspi_PercentageOfAccountsPayableAndNoncurrentLiabilities
Namespace Prefix: | cspi_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.15(a)) -URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.15(5)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
Name: | us-gaap_AccountsPayableCurrentAndNoncurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Reflects the effective interest rate as of the balance sheet date on interest-bearing trade payables. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 25 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=29642582&loc=d3e27881-108397 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28551-108399 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 25 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=29642582&loc=d3e27862-108397 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28555-108399 + Details
Name: | us-gaap_AccountsPayableInterestBearingInterestRate
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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

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

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