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Stockholders' Equity (Details 4) (Warrant [Member], USD $) | 12 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013
Warrant [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Shares Outstanding and exercisable, beginning of period (in shares) | 140,048 ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAndExercisableNumber / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember | 140,048 ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAndExercisableNumber / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember
Shares, Granted (in shares) | 0 ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAndExercisableGrantsInPeriodGross / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember | 0 ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAndExercisableGrantsInPeriodGross / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember
Shares, Exercised (in shares) | 0 ctib_StockIssuedDuringPeriodSharesStockOptionsOutstandingAndExercisableExercised / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember | 0 ctib_StockIssuedDuringPeriodSharesStockOptionsOutstandingAndExercisableExercised / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember
Shares, Cancelled (in shares) | 0 ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAndExercisableForfeituresInPeriod / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember | 0 ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAndExercisableForfeituresInPeriod / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember
Shares Outstanding and exercisable at the end of period (in shares) | 140,048 ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAndExercisableNumber / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember | 140,048 ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAndExercisableNumber / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember
Weighted Average Exercise Price, Outstanding and exercisable, beginning of period (in dollars per share) | $ 0.01 ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAndExercisableWeightedAverageExercisePrice / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember | $ 0.01 ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAndExercisableWeightedAverageExercisePrice / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember
Weighted Average Exercise Price, Granted (in dollars per share) | $ 0 ctib_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOutstandingAndExercisableGrantsInPeriodWeightedAverageExercisePrice / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember | $ 0 ctib_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOutstandingAndExercisableGrantsInPeriodWeightedAverageExercisePrice / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember
Weighted Average Exercise Price, Exercised (in dollars per share) | $ 0 ctib_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOutstandingAndExercisableInPeriodWeightedAverageExercisePrice / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember | $ 0 ctib_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOutstandingAndExercisableInPeriodWeightedAverageExercisePrice / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember
Weighted Average Exercise Price, Cancelled (in dollars per share) | $ 0 ctib_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOutstandingAndExercisableForfeituresInPeriodWeightedAverageExercisePrice / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember | $ 0 ctib_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsOutstandingAndExercisableForfeituresInPeriodWeightedAverageExercisePrice / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember
Weighted Average Exercise Price, Outstanding and exercisable at the end of period (in dollars per share) | $ 0.01 ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAndExercisableWeightedAverageExercisePrice / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember | $ 0.01 ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAndExercisableWeightedAverageExercisePrice / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember

X
- Definition The number of shares under options outstanding and exercisable that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. + References No definition available. + Details
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- Definition Gross number of share options (or share units) outstanding and exercisable granted during the period. + References No definition available. + Details
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- Definition The number of shares into which fully or partially vested stock options outstanding and exercisable as of the balance sheet date can be currently converted under the option plan. + References No definition available. + Details
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- Definition The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. + References No definition available. + Details
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- Definition Weighted average price at which option outstanding and exercisable holders acquired shares when converting their stock options into shares. + References No definition available. + Details
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- Definition Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options outstanding and exercisable. + References No definition available. + Details
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- Definition Weighted average price at which option outstanding and exercisable holders acquired shares when converting their stock options into shares. + References No definition available. + Details
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- Definition Number of share options (or share units) outstanding and exercisable exercised during the current period. + References No definition available. + Details
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- Details
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