RELATED PARTY TRANSACTIONS (Details)	12 Months Ended
Mar. 31, 2015 USD ($)	Mar. 31, 2014 USD ($) ft²
Related party transactions
Percentage of dilutive equity interest held by the common share holder	36.00%
WCMC \| Affiliate of CSI
Related party transactions
Area of office space leased (in square feet) \| ft²		1,000
Initial lease term		2 years
Annual rental cost		$ 17,000
CSI
Related party transactions
Percentage of dilutive equity interest held by the common share holder	5.00%
Payments for materials and manufacturing services	$ 0	$ 0

Represents the initial term of the leased property.

No definition available.

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Namespace Prefix:	tpcs_
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- Definition

Represents the annual rent pertaining to the transaction with the related party.

+ References

No definition available.

+ Details

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

- Definition

Represents the percentage of dilutive equity interest held by the common shareholder.

+ References

No definition available.

+ Details

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Namespace Prefix:	tpcs_
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- Definition

Area of a real estate property.

+ References

No definition available.

+ Details

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Balance Type:	na
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- Definition

Payments of cash to suppliers for goods and services during the current period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 25

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585

+ Details

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- 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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- Details

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- Details

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Namespace Prefix:
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- Details

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