v3.19.2

Fair Value Measurements - Narrative (Details) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 29, 2019 USD ($) ft² | Mar. 30, 2019 USD ($) | Sep. 29, 2018 USD ($) | Jun. 30, 2018 USD ($) | Mar. 31, 2018 USD ($) | Sep. 30, 2017 USD ($) ft² | Jun. 29, 2019 USD ($) ft² | Jun. 30, 2018 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |
Restructuring charges | $ 2,758 |  |  | $ 17 |  |  | $ 2,989 | $ 479
Right of use asset impairment charge |  |  |  |  |  |  | 1,137 |
Lease obligation | 784 |  |  |  |  |  | 2,035 |
Loss on impairment of goodwill and intangible assets | 8,183 |  |  | 0 |  |  | 8,183 | $ 0
Goodwill impairment | $ 5,300 |  |  |  |  |  | $ 5,325 |
Headquarters Facility |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |
Area of real estate property ceased (in sqft) | ft² | 36,395 |  |  |  |  | 25,812 | 36,395 |
Restructuring accrual | $ 600 |  |  |  |  |  | $ 600 |
Restructuring charges | 300 | $ 200 | $ 100 | $ 500 | $ 500 |  |  |
Right of use asset impairment charge | 1,100 |  |  |  |  |  | 1,100 |
Lease obligation | 700 |  |  |  |  | $ 3,100 | 700 |
Impairment of leasehold | 500 |  |  |  |  | $ 500 |  |
Proprietary software |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |
Loss on impairment of intangible assets | $ 2,900 |  |  |  |  |  | $ 2,900 |

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