XML 39 R20.htm IDEA: XBRL DOCUMENT v3.19.1

Deferred Revenue and Customer Advances

3 Months Ended

Mar. 31, 2019

Deferred Revenue and Customer Advances

K. DEFERRED REVENUE AND CUSTOMER ADVANCES

Deferred revenue and customer advances consist of the following and are included in short and long-term deferred revenue and customer advances on the balance sheet:

		March 31,				December 31,
		2019				2018
		(in thousands)
Maintenance and training		$	58,394			$	58,362
Extended warranty			27,242				27,422
Customer advances, undelivered performance obligations and other			31,971				24,677
Total deferred revenue and customer advances		$	117,607			$	110,461

X

- Definition

Deferred revenue and customer advances disclosure.

+ References

No definition available.

+ Details

Name:	ter_DeferredRevenueAndCustomerAdvancesDisclosureTextBlock
Namespace Prefix:	ter_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration