XML 59 R49.htm IDEA: XBRL DOCUMENT v2.4.0.6

Related Party Transactions (Details) (Water Star, Inc., USD $) In Thousands, unless otherwise specified	Mar. 31, 2013
Water Star, Inc.
Business Acquisition
Amount of total installment payments	$ 1,500

X

- Definition

The amount of total installment payments to be made by acquiring company as part of business acquisition.

+ References

No definition available.

+ Details

Name:	tnc_AmountOfTotalInstallmentPayments
Namespace Prefix:	tnc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	us-gaap_BusinessAcquisitionLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration