XML 87 R73.htm IDEA: XBRL DOCUMENT v3.20.2

Deferred Revenue and Customer Advances (Detail) - USD ($) $ in Thousands	Sep. 27, 2020	Jun. 28, 2020	Dec. 31, 2019	Sep. 29, 2019	Jun. 30, 2019	Dec. 31, 2018
Deferred Revenue Arrangement
Maintenance, service and training	$ 71,362		$ 63,815
Customer advances, undelivered elements and other	68,472		56,358
Extended warranty	48,703	$ 40,178	30,677	$ 29,937	$ 28,716	$ 27,422
Total deferred revenue and customer advances	$ 188,537		$ 150,850

X

- Definition

Total deferred revenue and customer advances.

+ References

No definition available.

+ Details

Name:	ter_DeferredRevenueAndCustomerAdvances
Namespace Prefix:	ter_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Deferred revenue and customer advances maintenance service and training.

+ References

No definition available.

+ Details

Name:	ter_DeferredRevenueAndCustomerAdvancesMaintenanceServiceAndTraining
Namespace Prefix:	ter_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Deferred revenue and customer advances undelivered elements and other.

+ References

No definition available.

+ Details

Name:	ter_DeferredRevenueAndCustomerAdvancesUndeliveredElementsAndOther
Namespace Prefix:	ter_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- 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

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

X

- Definition

Amount as of the balance sheet date of the aggregate extended product warranty liability. Does not include the ending balance for the standard product warranty liability.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (c)(1),(c)(5)
-URI http://asc.fasb.org/extlink&oid=68068213&loc=d3e12565-110249

+ Details

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