Note 6 - Information Related to the Operations of the Company's Operating Segments (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Uniforms and Related Products [Member]
Net sales	$ 51,256,000	$ 51,372,000	$ 95,044,000	$ 90,519,000
Gross margin	17,026,000	18,050,000	31,441,000	31,079,000
Selling and administrative expenses	12,317,000	12,608,000	24,250,000	24,264,000
Interest expense	129,000	113,000	265,000	208,000
Income before income taxes	4,580,000	5,329,000	6,926,000	6,607,000
Depreciation and amortization	864,000	882,000	1,748,000	1,760,000
Capital expenditures	569,000	203,000	1,262,000	841,000
Total assets	138,079,000	132,261,000	138,079,000	132,261,000
Remote Staffing Solutions [Member]
Net sales	3,782,000	2,735,000	7,248,000	5,472,000
Gross margin	2,110,000	1,516,000	4,106,000	3,088,000
Selling and administrative expenses	$ 1,296,000	$ 978,000	$ 2,415,000	$ 1,950,000
Interest expense
Income before income taxes	$ 814,000	$ 538,000	$ 1,691,000	$ 1,138,000
Depreciation and amortization	73,000	67,000	142,000	127,000
Capital expenditures	624,000	85,000	837,000	256,000
Total assets	11,225,000	8,380,000	11,225,000	8,380,000
Intersegment Eliminations [Member]
Net sales	(922,000)	(877,000)	(1,829,000)	(1,734,000)
Gross margin	(605,000)	(560,000)	(1,220,000)	(1,105,000)
Selling and administrative expenses	$ (605,000)	$ (560,000)	$ (1,220,000)	$ (1,105,000)
Interest expense
Income before income taxes
Depreciation and amortization
Capital expenditures
Total assets	$ (1,956,000)	$ (1,299,000)	$ (1,956,000)	$ (1,299,000)
Net sales	54,116,000	53,230,000	100,463,000	94,257,000
Gross margin	18,531,000	19,006,000	34,327,000	33,062,000
Selling and administrative expenses	13,008,000	13,026,000	25,445,000	25,109,000
Interest expense	129,000	113,000	265,000	208,000
Income before income taxes	5,394,000	5,867,000	8,617,000	7,745,000
Depreciation and amortization	937,000	949,000	1,890,000	1,887,000
Capital expenditures	1,193,000	288,000	2,099,000	1,097,000
Total assets	$ 147,348,000	$ 139,342,000	$ 147,348,000	$ 139,342,000