XML 44 R33.htm IDEA: XBRL DOCUMENT
v3.20.2

Common Stock and Share-Based Compensation (Tables) | 9 Months Ended
--- | ---
Sep. 26, 2020
Summary of Stock Options under Equity Plan and Non-Employee Director Plan | Information related to stock options under the Restated Employee Equity Incentive Plan and the Stock Option Plan for Non-Employee Directors is summarized as follows:
|  | Shares |  |  | Weighted - Average Exercise Price |  |  | Weighted - Average Remaining Contractual Term in Years |  |  | Aggregate Intrinsic Value (in thousands) |
Outstanding at December 28, 2019 |  |  | 315,678 |  |  | $ | 186.53 |  |  |  |  |  |  |  |  |
Granted |  |  | 25,870 |  |  |  | 383.22 |  |  |  |  |  |  |  |  |
Forfeited |  |  | (2,595 | ) |  |  | 241.84 |  |  |  |  |  |  |  |  |
Expired |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Exercised |  |  | (91,606 | ) |  |  | 137.55 |  |  |  |  |  |  |  |  |
Outstanding at September 26, 2020 |  |  | 247,347 |  |  | $ | 224.66 |  |  |  | 6.08 |  |  | $ | 161,050 |
Exercisable at September 26, 2020 |  |  | 59,138 |  |  | $ | 196.52 |  |  |  | 5.05 |  |  | $ | 40,170 |
Vested and expected to vest at September 26, 2020 |  |  | 223,104 |  |  | $ | 223.63 |  |  |  | 6.04 |  |  | $ | 145,495 |
Weighted Average Assumptions used to Estimate Fair Value of Stock Options | Weighted average assumptions used to estimate fair values of stock options on the date of grants are as follows:
|  | 2020
Expected Volatility |  | 32.6%
Risk-free interest rate |  | 1.1%
Expected Dividends |  | 0.0%
Exercise factor |  | 2.1 times
Discount for post-vesting restrictions |  | 0.0%
Summary of Vesting Activities of Shares Issued Under Investment Share Program and Restricted Stock Awards | The following table summarizes vesting activities of shares issued under the investment share program and restricted stock awards:
|  | Number of Shares |  |  | Weighted Average Fair Value |
Non-vested at December 28, 2019 |  |  | 122,142 |  |  | $ | 213.52 |
Granted |  |  | 42,455 |  |  |  | 349.95 |
Vested |  |  | (45,860 | ) |  |  | 214.23 |
Forfeited |  |  | (4,488 | ) |  |  | 236.78 |
Non-vested at September 26, 2020 |  |  | 114,249 |  |  | $ | 263.02 |
Stock-Based Compensation Expense Included in Operating Expenses | The following table provides information regarding stock-based compensation expense included in operating expenses in the accompanying consolidated statements of comprehensive income:
|  | Thirteen weeks ended |  |  | Thirty-nine weeks ended |
|  | September 26, 2020 |  |  | September 28, 2019 |  |  | September 26, 2020 |  |  | September 28, 2019 |
|  | (in thousands) |  |  | (in thousands) |
Amounts included in advertising, promotional and selling expenses |  | $ | 1,203 |  |  | $ | 1,180 |  |  | $ | 3,054 |  |  | $ | 2,778 |
Amounts included in general and administrative expenses |  |  | 2,429 |  |  |  | 2,053 |  |  |  | 7,681 |  |  |  | 6,265 |
Total stock-based compensation expense |  | $ | 3,632 |  |  | $ | 3,233 |  |  | $ | 10,735 |  |  | $ | 9,043 |

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=115993241&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: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of activity for award under share-based payment arrangement. Includes, but is not limited to, outstanding award at beginning and end of year, granted, exercised, forfeited, and weighted-average grant date fair value. + 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 (e) -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 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + 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 (f)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References No definition available. + Details
Name: | us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration