Name:	tcon_InterestAndFinalPayment
Namespace Prefix:	tcon_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Total future cash payments, including interest and the final payment amount, on debt outstanding.

No definition available.

Name:	tcon_LongTermDebtIncludingFinalPayment
Namespace Prefix:	tcon_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Long term debt maturities repayments of principal and interest in next twelve months.

No definition available.

Name:	tcon_LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInNextTwelveMonths
Namespace Prefix:	tcon_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Long Term Debt Maturities Repayments Of Principal And Interest In remaining periods of year.

No definition available.

Name:	tcon_LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInRemainingPeriodsOfYear
Namespace Prefix:	tcon_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Long term debt maturities repayments of principal and interest in year four.

No definition available.

Name:	tcon_LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInYearFour
Namespace Prefix:	tcon_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Long term debt maturities repayments of principal and interest in year three.

No definition available.

Name:	tcon_LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInYearThree
Namespace Prefix:	tcon_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Long term debt maturities repayments of principal and interest in year two.

No definition available.

Name:	tcon_LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInYearTwo
Namespace Prefix:	tcon_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-URI https://asc.fasb.org/extlink&oid=123466204&loc=SL6031897-161870

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878

Name:	us-gaap_DebtInstrumentCarryingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.