Interest and Other Income - (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 28, 2017	Jan. 30, 2016	Jan. 31, 2015
ComponentOfOtherIncomeNonoperatingLineItems
Dividend Income	$ (21)	$ (21)	$ (21)
Interest Income	(2,308)	(1,562)	(1,266)
Miscellaneous Income	(4,439)	(2,049)	(1,936)
Net gain on investment sales	(273)	176	(222)
Interst and Other Income	$ (7,041)	$ (3,456)	$ (3,445)