XML 41 R30.htm IDEA: XBRL DOCUMENT
v3.20.2

Goodwill and Intangible Assets (Tables) | 6 Months Ended
--- | ---
Jul. 26, 2020
Goodwill and Intangible Assets Disclosure [Abstract] |
Changes in Carrying Amounts of Goodwill | The carrying amounts of goodwill by applicable reporting unit were as follows:
(in thousands) | Signal Integrity |  | Wireless and Sensing |  | Protection |  | Total
Balance at January 26, 2020 | $ | 274,085 |  |  | $ | 72,128 |  |  | $ | 4,928 |  |  | $ | 351,141 |
Balance at July 26, 2020 | $ | 274,085 |  |  | $ | 72,128 |  |  | $ | 4,928 |  |  | $ | 351,141 |
Schedule of Finite-lived Intangible Assets Acquired | The following table sets forth the Company’s finite-lived intangible assets resulting from business acquisitions, which are amortized over their estimated useful lives:
|  |  | July 26, 2020 |  |  |  |  |  | January 26, 2020 |  |  |  |
(in thousands, except estimated useful life) | Estimated Useful Life |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Amount |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Amount
Core technologies | 3-8 years |  | $ | 43,300 |  |  | $ | (28,148) |  |  | $ | 15,152 |  |  | $ | 82,857 |  |  | $ | (63,434) |  |  | $ | 19,423 |
Customer relationships |  |  | — |  |  | — |  |  | — |  |  | 6,000 |  |  | (5,411) |  |  | 589 |
Total finite-lived intangible assets |  |  | $ | 43,300 |  |  | $ | (28,148) |  |  | $ | 15,152 |  |  | $ | 88,857 |  |  | $ | (68,845) |  |  | $ | 20,012 |
Amortization expense of finite-lived intangible assets recorded in the Statements of Income for each period was as follows:
| Three Months Ended |  |  |  | Six Months Ended |  |
(in thousands) | July 26, 2020 |  | July 28, 2019 |  | July 26, 2020 |  | July 28, 2019
Core technologies | $ | 1,798 |  |  | $ | 3,475 |  |  | $ | 4,271 |  |  | $ | 7,634 |
Customer relationships | 222 |  |  | 433 |  |  | 589 |  |  | 1,417 |
Total amortization expense | $ | 2,020 |  |  | $ | 3,908 |  |  | $ | 4,860 |  |  | $ | 9,051 |
Schedule of Future Amortization of Intangible Asset | Future amortization expense of finite-lived intangible assets is expected as follows:
(in thousands) |  |  |  |  |
Fiscal Year Ending: |  |  |  |  |
Fiscal year 2021 (remaining six months) | $ | 3,406 |  |  |  |  |
Fiscal year 2022 | 4,942 |  |  |  |  |
Fiscal year 2023 | 4,002 |  |  |  |  |
Fiscal year 2024 | 1,676 |  |  |  |  |
Fiscal year 2025 | 287 |  |  |  |  |
Thereafter | 839 |  |  |  |  |
Total expected amortization expense | $ | 15,152 |  |  |  |  |

X
- Definition Schedule Of Finite-lived Intangible Assets Acquired [Table Text Block] + References No definition available. + Details
Name: | smtc_ScheduleOfFinitelivedIntangibleAssetsAcquiredTableTextBlock
Namespace Prefix: | smtc_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13854-109267 + Details
Name: | us-gaap_ScheduleOfGoodwillTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration