XML 85 R42.htm IDEA: XBRL DOCUMENT
v3.20.1

Note 6 - Long-term Debt - Carrying Amount of the Company's Outstanding Debt (Details) (Parentheticals) | Dec. 31, 2019 | Dec. 31, 2018 | Apr. 26, 2016
--- | --- | --- | ---
Senior Secured Debt, Due March 25, 2021 [Member] |  |  |
Debt instrument, interest rate, stated percentage | 8.00% | 8.00% |
2020 Convertible Senior Notes [Member] |  |  |
Debt instrument, interest rate, stated percentage | 7.00% | 7.00% | 7.00%

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cdzi_SeniorSecuredDebtDueMarch252021Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cdzi_ConvertibleSeniorNotes2020Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |