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Stock Repurchase Program (Tables) | 3 Months Ended
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Mar. 31, 2018
Class of Stock [Line Items] |
Treasury Stock [Text Block] | The following table provides a summary of the Company’s stock repurchase activities during the three months ended March 31, 2018 and April 1, 2017 (in thousands, except per share amounts):
|  | Three Months Ended
|  | March 31, 2018 |  | April 1, 2017
Shares repurchased |  | 198 |  |  | — |
Average cost per share |  | $ | 84.14 |  |  | $ | — |
Value of shares repurchased |  | $ | 16,490 |  |  | $ | — |

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- 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
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- Definition The entire disclosure for treasury stock, including, but not limited to, average cost per share, description of share repurchase program, shares repurchased, shares held for each class of treasury stock. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -URI http://asc.fasb.org/subtopic&trid=2208821 + Details
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