Description of Business and Summary of Significant Accounting Policies - Additional Information (Details) |
6 Months Ended |
|---|---|
|
Jul. 01, 2016
segment
| |
| Accounting Policies [Line Items] | |
| Number of reportable segments | 1 |
| Document period end date | Jul. 01, 2016 |
| High Desert Support Services (HDSS) | |
| Accounting Policies [Line Items] | |
| Equity method investment, percentage income or loss | 40.00% |