CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares	Jul. 28, 2018	Jan. 27, 2018
Statement of Financial Position [Abstract]
Preferred stock, par value (in dollars per share)	$ 1.00	$ 1.00
Preferred stock, authorized (in shares)	1,000,000	1,000,000
Preferred stock, issued (in shares)	0	0
Preferred stock, outstanding (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0.333	$ 0.333
Common stock, authorized (in shares)	150,000,000	150,000,000
Common stock, issued (in shares)	31,224,470	31,185,669
Common stock, shares outstanding	31,224,470	31,185,669