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Share Repurchase Program (Narrative) (Details) - USD ($) |  | 12 Months Ended |
--- | --- | --- | ---
Sep. 28, 2015 | Dec. 31, 2015 | May. 19, 2015
Class of Stock Disclosures [Abstract] |  |  |
Stock repurchase program total authorized amount | $ 45,000,000.0 |  | $ 25,000,000.0
Stock repurchase program, increase to authorized amount | $ 20,000,000.0 |  |
Number of shares of common stock repurchased by the company (in shares) |  | 1,927,665 |
Aggregate cost of common stock repurchased by the company |  | $ 45,000,000 |
Average price of treasury stock acquired (in dollars per share) |  | $ 23.34 |

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- Definition Total cost of shares repurchased divided by the total number of shares repurchased. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655 + Details
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