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Stockholders’ Equity (RSU) (Details) (USD $)
3 Months Ended 1 Months Ended
Mar. 31, 2015
Jan. 31, 2015
Restricted stock awards    
Shares    
Unvested Balance at the beginning of the period (in shares) 11,765us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
11,765us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
Granted (in shares) 450,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
 
Vested (in shares) (11,765)us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
 
Unvested Balance at the end of the period (in shares) 450,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
 
Weighted Average Grant date Fair Value per Share    
Granted (in dollars per share) $ 5.25us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
 
Additional disclosures    
Unrecognized compensation expense $ 9,070,601us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
 
Options awards    
Additional disclosures    
Unrecognized compensation expense $ 2,086,875us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
 
Executive Officers | Restricted stock awards    
Additional disclosures    
Vesting period   3 years
Minimum closing price (in dollars per share)   $ 20.00tlog_ShareBasedCompensationArrangementByShareBasedPaymentAwardClosingPriceMinimumForCertainVestingRate
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= tlog_ExecutiveOfficersMember
Consecutive trading days   5 days
Service period   1 year 6 months
Shares    
Granted (in shares)   450,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= tlog_ExecutiveOfficersMember
Executive Officers | Options awards    
Additional disclosures    
Vesting period   1 year 10 months 17 days
Minimum closing price (in dollars per share)   $ 20.00tlog_ShareBasedCompensationArrangementByShareBasedPaymentAwardClosingPriceMinimumForCertainVestingRate
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= tlog_ExecutiveOfficersMember
Consecutive trading days   5 days