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Computation of Basic and Diluted Earnings per Common Share (Parenthetical) (Details) - shares | 3 Months Ended
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Apr. 03, 2020 | Mar. 29, 2019
EPS Performance-based Restricted Stock Units |  |
Computation Of Earnings Per Share [Line Items] |  |
Contingently issuable shares excluded from calculation of weighted average common shares outstanding | 71,166 | 45,252
Laser Quantum | Restricted Stock |  |
Computation Of Earnings Per Share [Line Items] |  |
Contingently issuable shares excluded from calculation of weighted average common shares outstanding | 213,219 | 213,219

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- Definition Computation of earnings per share. + References No definition available. + Details
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- Definition Number of shares of equity interests issued or issuable to acquire entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b)(4) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 + Details
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- Definition The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date. + 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)(2)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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