Shareholders' Equity Shareholders' Equity (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Nov. 03, 2018	Oct. 28, 2017	Nov. 03, 2018	Oct. 28, 2017	Aug. 04, 2018	Feb. 03, 2018	Jul. 29, 2017	Jan. 28, 2017
Class of Stock [Line Items]
Beginning Balance	$ 467,132	$ 409,366	$ 429,824	$ 376,130
Net earnings and other comprehensive income	1,711	455	48,597	41,206
Shares issued under equity plans	356	358	1,170	1,071
Compensation expense for equity awards	1,912	1,541	5,510	4,616
Repurchase of shares	0	0	(2,351)	(2,206)
Cash dividends declared and paid	(5,764)	(4,545)	(17,286)	(13,642)
Cumulative effect of change in accounting standards					$ 0	$ (117)	$ 0	$ 0
Ending Balance	465,347	407,175	465,347	407,175
Common Stock
Class of Stock [Line Items]
Beginning Balance	16,951	16,827	16,839	16,769
Net earnings and other comprehensive income	0	0	0	0
Shares issued under equity plans	5	6	147	104
Compensation expense for equity awards	0	0	0	0
Repurchase of shares	0	0	(30)	(40)
Cash dividends declared and paid	0	0	0	0
Cumulative effect of change in accounting standards					0	0	0	0
Ending Balance	16,956	16,833	16,956	16,833
APIC
Class of Stock [Line Items]
Beginning Balance	138,613	132,668	136,664	131,144
Net earnings and other comprehensive income	0	0	0	0
Shares issued under equity plans	351	352	1,023	967
Compensation expense for equity awards	1,912	1,541	5,510	4,616
Repurchase of shares	0	0	(2,321)	(2,166)
Cash dividends declared and paid	0	0	0	0
Cumulative effect of change in accounting standards					0	0	0	0
Ending Balance	140,876	134,561	140,876	134,561
Retained Earnings
Class of Stock [Line Items]
Beginning Balance	316,507	264,282	280,395	233,493
Net earnings and other comprehensive income	1,861	1,072	49,612	40,958
Shares issued under equity plans	0	0	0	0
Compensation expense for equity awards	0	0	0	0
Repurchase of shares	0	0	0	0
Cash dividends declared and paid	(5,764)	(4,545)	(17,286)	(13,642)
Cumulative effect of change in accounting standards					0	(117)	0	0
Ending Balance	312,604	260,809	312,604	260,809
AOCI
Class of Stock [Line Items]
Beginning Balance	(4,939)	(4,411)	(4,074)	(5,276)
Net earnings and other comprehensive income	(150)	(617)	(1,015)	248
Shares issued under equity plans	0	0	0	0
Compensation expense for equity awards	0	0	0	0
Repurchase of shares	0	0	0	0
Cash dividends declared and paid	0	0	0	0
Cumulative effect of change in accounting standards					$ 0	$ 0	$ 0	$ 0
Ending Balance	$ (5,089)	$ (5,028)	$ (5,089)	$ (5,028)