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Nature of Business, Basis of Presentation and Significant Accounting Policies - Textual (Details) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 29, 2018 USD ($) | Sep. 29, 2018 USD ($) Agreement | Sep. 30, 2017 | Mar. 31, 2018 USD ($)
Accounting Policies [Line Items] |  |  |  |
Fiscal year/fiscal quarter duration |  | 91 days | 91 days |
Performance obligation payment terms |  | The timing of satisfaction of the performance obligation to payment is dependent upon the negotiated payment terms but generally occurs within 30 to 60 days. |  |
Maximum period of delivery to customers |  | 6 months |  |
Maximum period services are provided over the fixed arrangement term |  | 12 months |  |
Contract assets balance | $ 4.3 | $ 4.3 |  | $ 4.5
Accounts Receivable [Member] |  |  |  |
Accounting Policies [Line Items] |  |  |  |
Contract assets balance | 3.0 | $ 3.0 |  |
Accounting Standards Update 2014-09 [Member] |  |  |  |
Accounting Policies [Line Items] |  |  |  |
Revenue recognized included in contract liability | $ 3.1 |  |  |
Minimum [Member] |  |  |  |
Accounting Policies [Line Items] |  |  |  |
Fiscal year/fiscal quarter duration |  | 364 days |  |
Number of performance obligations | Agreement |  | 1 |  |
Maximum [Member] |  |  |  |
Accounting Policies [Line Items] |  |  |  |
Fiscal year/fiscal quarter duration |  | 371 days |  |

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