Basis of Presentation and Description of Company (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | |||
|---|---|---|---|---|---|
Jun. 30, 2018 |
Jul. 01, 2017 |
Jun. 30, 2018 |
Jul. 01, 2017 |
Dec. 30, 2017 |
|
| Revenue, Initial Application Period Cumulative Effect Transition [Line Items] | |||||
| Net (loss) income | $ (485) | $ 26,918 | $ 250 | $ 27,175 | |
| Cumulative effect adjustment | $ (132,571) | $ (132,571) | $ (132,996) | ||
| Accounting Standards Update 2014-09 | Difference between Revenue Guidance in Effect before and after Topic 606 [Member] | |||||
| Revenue, Initial Application Period Cumulative Effect Transition [Line Items] | |||||
| Cumulative effect adjustment | $ 342 | ||||
| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The cumulative amount of the reporting entity's undistributed earnings or deficit. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- 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. No definition available.
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|