Transactions with Former Parent - Additional Information (Details) - Exelis - Former Parent - USD ($) |
6 Months Ended | ||
|---|---|---|---|
Jun. 26, 2015 |
Jun. 28, 2014 |
Dec. 31, 2014 |
|
| Related Party Transaction [Line Items] | |||
| General corporate expenses incurred by related party allocated to Company | $ 13,400,000 | ||
| Payables due to related party | $ 300,000 | $ 1,400,000 | |
| Receivables due from related party | 200,000 | ||
| Master Transition Service Agreement | |||
| Related Party Transaction [Line Items] | |||
| Charges incurred due to services provided by related party | 1,600,000 | ||
| Revenue incurred due to services provided to related party | $ 0 | ||