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Stockholders' Equity (Details)
 12 Months Ended
Dec. 31, 2014
Vesting Schedule A [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage 25.00%ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingPercentage
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= ctib_VestingScheduleMember
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage One 50.00%ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingPercentageOne
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= ctib_VestingScheduleMember
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage Two 75.00%ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingPercentageTwo
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= ctib_VestingScheduleMember
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage Three 100.00%ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingPercentageThree
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= ctib_VestingScheduleMember
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 12 months
Share Based Compensation Arrangement By Share Based Payment Award Vesting Period One 24 months
Share Based Compensation Arrangement By Share Based Payment Award Vesting Period Two 36 months
Share Based Compensation Arrangement By Share Based Payment Award Vesting Period Three 48 months
Vesting Schedule B [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage 33.00%ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingPercentage
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= ctib_VestingScheduleBMember
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage One 67.00%ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingPercentageOne
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= ctib_VestingScheduleBMember
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage Two 100.00%ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingPercentageTwo
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= ctib_VestingScheduleBMember
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 24 months
Share Based Compensation Arrangement By Share Based Payment Award Vesting Period One 36 months
Share Based Compensation Arrangement By Share Based Payment Award Vesting Period Two 48 months
Vesting Schedule C [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage 50.00%ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingPercentage
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= ctib_VestingScheduleCMember
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage One 100.00%ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingPercentageOne
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= ctib_VestingScheduleCMember
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 48 months
Share Based Compensation Arrangement By Share Based Payment Award Vesting Period One 57 months
Vesting Schedule D [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage 20.00%ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingPercentage
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= ctib_VestingScheduleDMember
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage One 40.00%ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingPercentageOne
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= ctib_VestingScheduleDMember
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage Two 60.00%ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingPercentageTwo
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= ctib_VestingScheduleDMember
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage Three 80.00%ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingPercentageThree
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= ctib_VestingScheduleDMember
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage Four 100.00%ctib_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingPercentageFour
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= ctib_VestingScheduleDMember
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 6 months
Share Based Compensation Arrangement By Share Based Payment Award Vesting Period One 18 months
Share Based Compensation Arrangement By Share Based Payment Award Vesting Period Two 30 months
Share Based Compensation Arrangement By Share Based Payment Award Vesting Period Three 42 months
Share Based Compensation Arrangement By Share Based Payment Award Vesting Period Four 54 months