XML 41 R32.htm IDEA: XBRL DOCUMENT
v3.22.1

Stockholders’ Equity and Stock-Based Compensation (Tables) | 3 Months Ended
--- | ---
Mar. 26, 2022
Equity [Abstract] |
Schedule of Restricted Stock Unit Activity | Restricted stock unit (“RSU”) activity under our equity incentive plan was as follows:
| Units |  | Weighted Average Grant Date Fair Value
RSUs at December 25, 2021 | 2,166,934 |  |  | $ | 28.63 |
Awards granted | 12,450 |  |  | 40.94 |
Awards vested | (4,255) |  |  | 36.70 |
Awards forfeited | (19,511) |  |  | 28.18 |
RSUs at March 26, 2022 | 2,155,618 |  |  | 28.69 |
Schedule of ESPP Activity | Information related to activity under our Employee Stock Purchase Plan (“ESPP”) was as follows:
|  | Three Months Ended
|  | March 26, 2022
Shares issued |  | 157,642 |
Weighted average per share purchase price |  | $ | 35.81 |
Weighted average per share discount from the fair value of our common stock on the date of issuance |  | $ | (6.93) |
Schedule of Stock-based Compensation | Stock-based compensation was included in our Condensed Consolidated Statements of Income as follows (in thousands):
| Three Months Ended |  |
| March 26, 2022 |  | March 27, 2021 |  |  |  |
Cost of revenues | $ | 1,078 |  |  | $ | 1,335 |  |  |  |  |
Research and development | 1,986 |  |  | 1,689 |  |  |  |  |
Selling, general and administrative | 4,456 |  |  | 4,053 |  |  |  |  |
Total stock-based compensation | $ | 7,520 |  |  | $ | 7,077 |  |  |  |  |
Schedule of Unrecognized Stock-based Compensation | At March 26, 2022, the unrecognized stock-based compensation was as follows (dollars in thousands):
| Unrecognized Expense |  | Average Expected Recognition Period in Years
Restricted stock units | $ | 31,005 |  |  | 2.00
Performance restricted stock units | 8,652 |  |  | 1.90
Employee stock purchase plan | 1,140 |  |  | 0.86
Total unrecognized stock-based compensation expense | $ | 40,797 |  |  | 1.95

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

X
- Definition Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=122041274&loc=d3e301413-122809 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901 + Details
Name: | us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of employee stock purchase plan activity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationEmployeeStockPurchasePlanActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of cost not yet recognized and weighted-average period over which cost is expected to be recognized for nonvested award under share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfUnrecognizedCompensationCostNonvestedAwardsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration