Note 7 - Operating Segment Information (Detail) - Information Related to Operations of Operating Segments (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011	Dec. 31, 2011
Net sales	$ 30,599,000	$ 30,731,000	$ 88,442,000	$ 85,135,000
Gross margin	10,032,000	11,196,000	29,156,000	30,975,000
Selling and administrative expenses	8,334,000	8,587,000	25,336,000	25,983,000
Interest expense	6,000	9,000	24,000	21,000
Income before income taxes	1,692,000	2,600,000	3,796,000	4,971,000
Depreciation and amortization	561,000	740,000	1,740,000	2,272,000
Capital expenditures	155,000	89,000	830,000	822,000
Total assets	80,720,000	80,730,000	80,720,000	80,730,000	80,947,000
Uniform And Related Products [Member]
Net sales	29,698,000	29,812,000	86,177,000	82,973,000
Gross margin	9,533,000	10,735,000	27,954,000	29,768,000
Selling and administrative expenses	8,353,000	8,643,000	25,484,000	26,453,000
Interest expense	6,000	9,000	24,000	21,000
Income before income taxes	1,174,000	2,083,000	2,446,000	3,294,000
Depreciation and amortization	521,000	696,000	1,620,000	2,160,000
Capital expenditures	147,000	48,000	648,000	508,000
Total assets	75,230,000	76,376,000	75,230,000	76,376,000
Remote Staffing Solutions [Member]
Net sales	1,824,000	1,837,000	5,088,000	4,911,000
Gross margin	1,073,000	1,075,000	2,994,000	3,086,000
Selling and administrative expenses	555,000	558,000	1,644,000	1,409,000
Income before income taxes	518,000	517,000	1,350,000	1,677,000
Depreciation and amortization	40,000	44,000	120,000	112,000
Capital expenditures	8,000	41,000	182,000	314,000
Total assets	6,933,000	5,352,000	6,933,000	5,352,000
Intersegment Elimination [Member]
Net sales	(923,000)	(918,000)	(2,823,000)	(2,749,000)
Gross margin	(574,000)	(614,000)	(1,792,000)	(1,879,000)
Selling and administrative expenses	(574,000)	(614,000)	(1,792,000)	(1,879,000)
Total assets	$ (1,443,000)	$ (998,000)	$ (1,443,000)	$ (998,000)