smc

First of all, lets plug in all of the $x$'s into the equation. $|$ $||-2016|-(-2016)|-|-2016|$ $|$ $-(-2016)$ Then we simplify to get $|$ $|2016+2016|-2016$ $|$ $+2016$ which simplifies into $|$ $2016$ $|$ $+2016$ and finally we get $\boxed{4032}$