Condensed Consolidated and Combined Statements of Income (Unaudited) (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended
Mar. 27, 2015
Mar. 29, 2014
Income Statement [Abstract]    
Revenue $ 260,920 $ 303,951
Cost of revenue 236,382 267,934
Selling, general and administrative expenses 15,183 18,461
Operating income 9,355 17,556
Interest (expense) income, net (1,596) 22
Income from continuing operations before income taxes 7,759 17,578
Income tax expense 2,794 6,343
Net income $ 4,965 $ 11,235
Earnings Per Share    
Basic (in dollars per share) $ 0.47 [1] $ 1.07 [1]
Diluted (in dollars per share) $ 0.46 [1] $ 1.07 [1]
Weighted average common shares outstanding - basic (in shares) 10,495 [1] 10,474 [1]
Weighted average common shares outstanding - diluted (in shares) 10,780 [1] 10,474 [1]
[1] For periods ended September 27, 2014 and prior, basic and diluted earnings per share are computed using the number of shares of Vectrus common stock outstanding on September 27, 2014, the date on which the Vectrus common stock was distributed to the shareholders of Exelis Inc.