Description of Business and Summary of Significant Accounting Policies - Additional Information (Details) |
9 Months Ended | ||||
---|---|---|---|---|---|
Sep. 26, 2014
USD ($)
|
Sep. 25, 2015
USD ($)
segment
|
Sep. 26, 2014
USD ($)
|
Sep. 18, 2014 |
Sep. 17, 2014
USD ($)
|
|
Accounting Policies [Line Items] | |||||
Number of reportable segments | segment | 1 | ||||
Transition services agreement, term (or less) | 1 year | ||||
Distribution to subsidiary of Exelis | $ 136,300,000 | $ 0 | $ 136,281,000 | ||
Vectrus, Inc. | |||||
Accounting Policies [Line Items] | |||||
Common stock, distribution basis for issued and outstanding shares | 0.0556 | ||||
Term Loan | Term Facility | |||||
Accounting Policies [Line Items] | |||||
Credit facility, maximum borrowing capacity | $ 140,000,000 | ||||
Distribution to subsidiary of Exelis | $ 136,300,000 |