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Line of Credit - Additional Information (Detail) (Revolving Credit Facility, USD $)
In Thousands, unless otherwise specified
0 Months Ended 12 Months Ended
Jun. 09, 2014
Dec. 31, 2014
Dec. 31, 2013
Line Of Credit Facility [Line Items]      
Line of credit facility, interest rate description   The principal amount outstanding under the Revolving Loan Facility is payable prior to or on the maturity date. Interest on the Revolving Loan Facility is payable monthly and accrues at Eurodollar/LIBOR (beginning at L+3.75%) or Alternate Base Rate (“ABR”) (beginning at ABR +2.75%), which may be adjusted as provided in the Credit Agreement.  
Line of credit facility, maximum borrowing capacity $ 30,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity    
Line of credit, maturity date Mar. 18, 2018    
Line of credit facility, unused borrowing capacity   25,000us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity 30,000us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
Line of credit facility, amount outstanding   5,000us-gaap_LineOfCredit 0us-gaap_LineOfCredit
Letter Of Credit Subfacility
     
Line Of Credit Facility [Line Items]      
Line of credit facility, maximum borrowing capacity   10,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
/ us-gaap_LongtermDebtTypeAxis
= tsys_LetterOfCreditSubfacilityMember
 
Swingline Subfacility
     
Line Of Credit Facility [Line Items]      
Line of credit facility, maximum borrowing capacity   $ 5,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
/ us-gaap_LongtermDebtTypeAxis
= tsys_SwinglineSubfacilityMember
 
Eurodollar      
Line Of Credit Facility [Line Items]      
Interest rate above base   3.75%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
/ us-gaap_VariableRateAxis
= us-gaap_EurodollarMember
 
LIBOR      
Line Of Credit Facility [Line Items]      
Interest rate above base   3.75%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
/ us-gaap_VariableRateAxis
= us-gaap_LondonInterbankOfferedRateLIBORMember
 
Alternate Base Rate (ABR)      
Line Of Credit Facility [Line Items]      
Interest rate above base   2.75%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
/ us-gaap_VariableRateAxis
= us-gaap_BaseRateMember