XML 71 R41.htm IDEA: XBRL DOCUMENT
v3.19.1

Schedule II - Valuation and Qualifying Accounts: (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2018
Notes Tables |
Schedule of Valuation and Qualifying Accounts [Table Text Block] |
|  | 2018 |  |  | 2017 |
Balance at beginning of year |  | $ | 114,000 |  |  | $ | 137,000 |
Charged to expenses |  |  | 4,000 |  |  |  | 6,000 |
Uncollectible accounts written off |  |  | (33,000 | ) |  |  | (29,000 | )
Balance at end of year |  | $ | 85,000 |  |  | $ | 114,000 |
|  | 2018 |  |  | 2017 |
Balance at beginning of year |  | $ | 500,000 |  |  | $ | 794,000 |
Charged to expenses |  |  | - |  |  |  | - |
Excess inventory written off |  |  | (46,000 | ) |  |  | (294,000 | )
Balance at end of year |  | $ | 454,000 |  |  | $ | 500,000 |
Deferred Tax Asset Valuation Allowance |  | 2018 |  |  | 2017 |
Beginning Balance |  |  | 631,706 |  |  |  | 45,000 |
Additions charged (credited) to expense |  |  | 1,777,768 |  |  |  | 586,706 |
Balance at end of year |  |  | 2,409,474 |  |  |  | 631,706 |
Schedule of Property and Equipment and the Related Depreciation [Table Text Block] |
|  | 2018 |  |  | 2017 |
Cost Basis |  |  |  |  |  |  |  |
Balance at beginning of year |  | $ | 31,443,000 |  |  | $ | 38,250,000 |
Additions |  |  | 492,000 |  |  |  | 813,697 |
Disposals |  |  |  |  |  |  | (7,620,697 | )
Balance at end of year |  | $ | 31,935,000 |  |  | $ | 31,443,000 |
Accumulated depreciation |  |  |  |  |  |  |  |
Balance at beginning of year |  | $ | 26,879,000 |  |  | $ | 32,938,000 |
Depreciation |  |  | 1,241,000 |  |  |  | 1,568,697 |
Disposals |  |  |  |  |  |  | (7,620,697 | )
Balance at end of year |  | $ | 28,120,000 |  |  | $ | 26,886,000 |

X
- Definition Tabular disclosure of the reconciliation of accumulated depreciation, depletion, and amortization for property, plant, and equipment. + References No definition available. + Details
Name: | ctib_ScheduleOfPropertyAndEquipmentAndTheRelatedDepreciationTableTextBlock
Namespace Prefix: | ctib_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of valuation and qualifying accounts. + References No definition available. + Details
Name: | ctib_ScheduleOfValuationAndQualifyingAccountsTableTextBlock
Namespace Prefix: | ctib_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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