Commitments and Contingencies (Details)		1 Months Ended
Apr. 04, 2016 USD ($) ft²	Nov. 30, 2015 USD ($) ft²
Commitments and Contingencies Disclosure [Abstract]
Area of land after expansion	26,100
Monthly rental rate \| $	$ 68,000	$ 3,100
Area under lease (in square feet)		2,300

Represents the monthly rent to be paid under the lease agreement.

No definition available.

Name:	trov_OperatingLeaseMonthlyRent
Namespace Prefix:	trov_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration