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Segment Information - Balance Sheet Information by Operating Segments (Parenthetical) (Detail) - USD ($)
$ in Thousands
May 01, 2016
Jan. 31, 2016
Nov. 01, 2015
Aug. 02, 2015
May 03, 2015
Feb. 01, 2015
Nov. 02, 2014
Aug. 03, 2014
Apr. 27, 2014
Segment Reporting Information [Line Items]                  
Property, plant and equipment $ 39,973 $ 38,157 $ 38,319 $ 37,480 $ 36,078 $ 35,269 $ 33,204 $ 31,891  
Unallocated corporate [Member]                  
Segment Reporting Information [Line Items]                  
Property, plant and equipment [1] 929       838       $ 763
Mattress Fabrics [Member] | United States [Member]                  
Segment Reporting Information [Line Items]                  
Property, plant and equipment 24,800       23,800       20,600
Mattress Fabrics [Member] | Canada [Member]                  
Segment Reporting Information [Line Items]                  
Property, plant and equipment 12,700       10,000       8,400
upholstery fabrics [Member] | United States [Member]                  
Segment Reporting Information [Line Items]                  
Property, plant and equipment 893       848       957
upholstery fabrics [Member] | China [Member]                  
Segment Reporting Information [Line Items]                  
Property, plant and equipment $ 671       $ 619       572
upholstery fabrics [Member] | Poland [Member]                  
Segment Reporting Information [Line Items]                  
Property, plant and equipment                 $ 44
[1] The $929, $838, and $763 balance at May 1, 2016, May 3, 2015, and April 27, 2014, represent property, plant, and equipment associated with unallocated corporate departments and corporate departments shared by both the mattress and upholstery fabric segments.