According to one embodiment, in the frame region, a second portion of each signal line is provided between a display region and a switch circuit, and is drawn from the switch circuit toward the display region, a first portion of the signal line is formed by a second wiring layer, provided between the second portion and the display region, and connected to the second portion, the second portion of the signal line and each of a plurality of detection lines are formed by a third wiring layer, and the second portions of the plurality of signal lines and the plurality of detection lines are provided approximately parallel to each other.