Debt service coverage ratio on the debt instruments as of the balance sheet date.

No definition available.

Name:	tpcs_DebtInstrumentDebtServiceCoverageRatio
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Data Type:	xbrli:pureItemType
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Period Type:	instant

- Definition

Represents the minimum Debt Service Coverage Ratio (DSCR) required by a loan security agreement debt covenant.

+ References

No definition available.

+ Details

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Data Type:	xbrli:pureItemType
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- Definition

Amount of holdback funds that were released to the Company.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of debt holdback as per the debt arrangements.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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- Definition

Period of debt prepayment penalty, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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Data Type:	xbrli:durationItemType
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Period Type:	duration

- Definition

Represents the portion of the proceeds from the issuance of long term debt that was allocated to corporate expenses.

+ References

No definition available.

+ Details

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Namespace Prefix:	tpcs_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400

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-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

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.

+ References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of the required periodic payments including both interest and principal payments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22)
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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

For an unclassified balance sheet, the carrying amount (net of accumulated amortization) as of the balance sheet date of capitalized costs associated with the issuance of debt instruments (for example, legal, accounting, underwriting, printing, and registration costs) that will be charged against earnings over the life of the debt instruments to which such costs pertain.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
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+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=6513228

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	us-gaap_DebtInstrumentAxis=tpcs_LoanAndSecurityAgreementMember
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- Details

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- Details

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- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_SecuredDebtMember
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Balance Type:
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- Details

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DEBT - People's Capital and Leasing Corp. Equipment Loan Facility (Details)	Oct. 04, 2016 USD ($)	Jul. 06, 2016 USD ($)	Apr. 26, 2016 USD ($)	Dec. 31, 2016 USD ($)	Mar. 31, 2016 USD ($)
Long-term Debt
Debt issue costs				$ 160,500	$ 47,342
LSA
Long-term Debt
Repayment of debt			$ 2,653,353
People's Capital and Leasing Corp \| MLSA
Long-term Debt
Debt service coverage ratio (DSCR), threshold			1.50
Holdback of debt amount			$ 182,763
Debt service coverage ratio (DSCR)					1.82
Debt issue costs				$ 78,718
Secured Term Loan \| People's Capital and Leasing Corp \| MLSA
Long-term Debt
Amount borrowed	$ 365,852
Period for payments of debt (in months)	60 months		60 months
Debt payment in each month including interest			$ 60,921
Interest rate (as a percent)			7.90%
Period for debt prepayment penalty (in years)			4 years
Ranor, Inc. \| People's Capital and Leasing Corp \| MLSA
Long-term Debt
Holdback funds released		$ 182,763
Portion of proceeds from debt allocated to corporate expenses			$ 175,532
Ranor, Inc. \| Secured Term Loan \| People's Capital and Leasing Corp \| MLSA
Long-term Debt
Amount borrowed			$ 3,011,648