XML 134 R119.htm IDEA: XBRL DOCUMENT
v3.20.4

Accrued Restructuring Costs (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 28, 2020 | Dec. 30, 2019
Restructuring Cost and Reserve [Line Items] |  |
Beginning balance | $ 502 | $ 3,551
Charged to expense | 16,764 | 5,380
Amount paid | (9,884) | (8,429)
Ending balance | 7,382 | 502
Employee Separation/ Severance |  |
Restructuring Cost and Reserve [Line Items] |  |
Beginning balance | 260 | 3,158
Charged to expense | 15,270 | 5,350
Amount paid | (8,467) | (8,248)
Ending balance | 7,063 | 260
Contract Termination and Other Costs |  |
Restructuring Cost and Reserve [Line Items] |  |
Beginning balance | 242 | 393
Charged to expense | 1,494 | 30
Amount paid | (1,417) | (181)
Ending balance | $ 319 | $ 242

X
- Definition Restructuring reserve period expense and other related charges. + References No definition available. + Details
Name: | ttmi_RestructuringReservePeriodExpenseAndOtherRelatedCharges
Namespace Prefix: | ttmi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 17 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3367-108585 + Details
Name: | us-gaap_PaymentsForRestructuring
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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_RestructuringCostAndReserveLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
Name: | us-gaap_RestructuringReserve
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=us-gaap_EmployeeSeveranceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=ttmi_ContractTerminationAndOtherCostsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |