Schedule of Segment Reporting Information, by Segment [Table Text Block] | Uniforms and Related Products Remote Staffing Solutions Promotional Products Intersegment Eliminations Total As of and For the Three Months Ended September 30, 2017 Net sales $ 51,854,000 $ 6,036,000 $ 10,810,000 $ (927,000 ) $ 67,773,000 Gross margin 18,640,000 3,267,000 3,482,000 (600,000 ) 24,789,000 Selling and administrative expenses 13,355,000 2,023,000 2,956,000 (600,000 ) 17,734,000 Interest expense 100,000 - 113,000 - 213,000 Income before taxes on income $ 5,185,000 $ 1,244,000 $ 413,000 $ - $ 6,842,000 Depreciation and amortization $ 1,044,000 $ 200,000 $ 122,000 $ - $ 1,366,000 Capital expenditures $ 246,000 $ 178,000 $ 90,000 $ - $ 514,000 Total assets $ 177,103,000 $ 20,618,000 $ 34,945,000 $ (27,341,000 ) $ 205,325,000 Uniforms and Related Products Remote Staffing Solutions Promotional Products Intersegment Eliminations Total As of and For the Three Months Ended September 30, 2016 Net sales $ 55,341,000 $ 4,624,000 $ 6,215,000 $ (898,000 ) $ 65,282,000 Gross margin 19,043,000 2,465,000 2,220,000 (588,000 ) 23,140,000 Selling and administrative expenses 13,613,000 1,548,000 2,389,000 (588,000 ) 16,962,000 Interest expense 107,000 - 65,000 - 172,000 Income before taxes on income $ 5,323,000 $ 917,000 $ (234,000 ) $ - $ 6,006,000 Depreciation and amortization $ 1,023,000 $ 133,000 $ 127,000 $ - $ 1,283,000 Capital expenditures $ 851,000 $ 184,000 $ 29,000 $ - $ 1,064,000 Total assets $ 174,307,000 $ 19,211,000 $ 26,507,000 $ (25,260,000 ) $ 194,765,000 Uniforms and Related Products Remote Staffing Solutions Promotional Products Intersegment Eliminations Total As of and For the Nine Months Ended September 30, 2017 Net sales $ 152,297,000 $ 16,261,000 $ 28,602,000 $ (2,795,000 ) $ 194,365,000 Gross margin 53,795,000 8,819,000 9,581,000 (1,817,000 ) 70,378,000 Selling and administrative expenses 40,727,000 5,489,000 8,456,000 (1,817,000 ) 52,855,000 Gain (loss) on sale of property, plant and equipment (2,000 ) 1,020,000 - - 1,018,000 Interest expense 311,000 - 282,000 - 593,000 Income before taxes on income $ 12,755,000 $ 4,350,000 $ 843,000 $ - $ 17,948,000 Depreciation and amortization $ 3,143,000 $ 585,000 $ 353,000 $ - $ 4,081,000 Capital expenditures $ 1,890,000 $ 485,000 $ 143,000 $ - $ 2,518,000 Total assets $ 177,103,000 $ 20,618,000 $ 34,945,000 $ (27,341,000 ) $ 205,325,000 Uniforms and Related Products Remote Staffing Solutions Promotional Products Intersegment Eliminations Total As of and For the Nine Months Ended September 30, 2016 Net sales $ 157,247,000 $ 13,482,000 $ 19,854,000 $ (2,673,000 ) $ 187,910,000 Gross margin 52,615,000 7,247,000 6,806,000 (1,744,000 ) 64,924,000 Selling and administrative expenses 40,086,000 4,445,000 7,594,000 (1,744,000 ) 50,381,000 Interest expense 359,000 - 153,000 - 512,000 Income before taxes on income $ 12,170,000 $ 2,802,000 $ (941,000 ) $ - $ 14,031,000 Depreciation and amortization $ 2,995,000 $ 317,000 $ 290,000 $ - $ 3,602,000 Capital expenditures $ 2,680,000 $ 3,821,000 $ 95,000 $ - $ 6,596,000 Total assets $ 174,307,000 $ 19,211,000 $ 26,507,000 $ (25,260,000 ) $ 194,765,000 |