XML 44 R33.htm IDEA: XBRL DOCUMENT
v3.24.2.u1

Balance Sheet Details (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2024
Balance Sheet Related Disclosures [Abstract] |
Schedule of Components of Inventory | The following table shows the components of inventory (in thousands):
| June 30, 2024 |  | December 31, 2023
Raw materials | $ | 29,831 |  |  | $ | 35,718 |
Work in progress | 6,028 |  |  | 10,454 |
Finished goods | 14,211 |  |  | 14,705 |
Total inventories | $ | 50,070 |  |  | $ | 60,877 |
Schedule of Components of Prepaid Expenses and Other Current Assets | The following table shows the components of prepaid expenses and other current assets (in thousands):
| June 30, 2024 |  | December 31, 2023
Prepaid expenses: |  |  |
Prepaid inventory | $ | 47 |  |  | $ | 292 |
Prepaid rent | 123 |  |  | 255 |
Prepaid insurance | 128 |  |  | 990 |
Prepaid income tax | 7,264 |  |  | 5,813 |
Other | 2,550 |  |  | 2,742 |
Other current assets: |  |  |
Tax refund receivable | 109 |  |  | 192 |
Other | 1,909 |  |  | 2,230 |
Total prepaid expenses and other current assets | $ | 12,130 |  |  | $ | 12,514 |
Schedule of Components of Accrued Expenses | The following table shows the components of accrued expenses (in thousands):
| June 30, 2024 |  | December 31, 2023
Accrued expenses: |  |  |
Accrued compensation and related benefits | $ | 10,302 |  |  | $ | 13,748 |
Professional service fees | 483 |  |  | 665 |
Purchases | 1,745 |  |  | 1,871 |
Product warranty | 2,238 |  |  | 2,805 |
Other | 721 |  |  | 946 |
Total accrued expenses | $ | 15,489 |  |  | $ | 20,035 |
Schedule of Components of Other Current Liabilities | The following table shows the components of other current liabilities (in thousands):
| June 30, 2024 |  | December 31, 2023
Other current liabilities: |  |  |
Customer deposits | $ | 1,069 |  |  | $ | 1,438 |
Income tax payable | 358 |  |  | 1,297 |
Sales and use tax payable | 1,127 |  |  | 1,763 |
Operating lease liability, current | 2,407 |  |  | 2,444 |
Current portion of loan and line of credit | 1,926 |  |  | 565 |
Other | 341 |  |  | 396 |
Total other current liabilities | $ | 7,228 |  |  | $ | 7,903 |

X
- Definition Schedule of prepaid expenses and other current assets. + References No definition available. + Details
Name: | ctkb_ScheduleOfPrepaidExpensesAndOtherCurrentAssetsTableTextBlock
Namespace Prefix: | ctkb_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_BalanceSheetRelatedDisclosuresAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of other noncurrent liabilities. + References No definition available. + Details
Name: | us-gaap_OtherNoncurrentLiabilitiesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the components of accrued liabilities. + References No definition available. + Details
Name: | us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(6)(a)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(6)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(6)(c)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147483489/210-10-50-1 + Details
Name: | us-gaap_ScheduleOfInventoryCurrentTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration