Equity-Based Compensation - Summary of Company's RSUs and Stock Options (Parenthetical) (Detail) In Millions, unless otherwise specified	6 Months Ended
Jun. 30, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Net share settlements	3.7
Worldwide Equity Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Net share settlements	3.7

The number of awards return back to the company as the company paid taxes for the employees.

No definition available.

Name:	tvpl_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsSettlementInPeriod
Namespace Prefix:	tvpl_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration