Segment Data - Sales and Segment Operating Income (Loss) by Reportable Operating Segment (Details) - USD ($) $ in Thousands	3 Months Ended						9 Months Ended
	Aug. 01, 2021	May 02, 2021	Jan. 31, 2021	Aug. 02, 2020	May 03, 2020	Feb. 02, 2020	Aug. 01, 2021	Aug. 02, 2020
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
NET REVENUE	$ 217,534			$ 185,941			$ 657,584	$ 610,982
Cost of services	181,334			155,983			552,223	517,360
GROSS MARGIN	36,200			29,958			105,361	93,622
Selling, administrative and other operating costs	34,039			31,245			100,736	106,931
Restructuring and severance costs	489			546			1,716	2,203
Impairment charges	112			2,384			404	2,395
OPERATING INCOME (LOSS)	1,560			(4,217)			2,505	(17,907)
Other income (expense), net	(631)			(64)			(1,528)	(2,389)
Income tax provision	314			556			929	774
NET INCOME (LOSS)	615	$ 1,879	$ (2,446)	(4,837)	$ (5,425)	$ (10,808)	48	(21,070)
Operating Segments | North American Staffing
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
NET REVENUE	179,381			154,711			547,892	510,492
Cost of services	150,552			130,829			463,059	435,646
GROSS MARGIN	28,829			23,882			84,833	74,846
Selling, administrative and other operating costs	20,483			19,053			60,999	66,905
Restructuring and severance costs	27			335			(131)	761
Impairment charges	0			1,803			0	1,814
OPERATING INCOME (LOSS)	8,319			2,691			23,965	5,366
Operating Segments | International Staffing
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
NET REVENUE	28,256			21,749			80,149	72,275
Cost of services	22,928			17,805			65,467	60,117
GROSS MARGIN	5,328			3,944			14,682	12,158
Selling, administrative and other operating costs	4,148			3,312			12,022	10,845
Restructuring and severance costs	0			81			1	192
Impairment charges	0			0			0	0
OPERATING INCOME (LOSS)	1,180			551			2,659	1,121
Operating Segments | North American MSP
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
NET REVENUE	9,790			9,436			29,291	28,550
Cost of services	7,794			7,375			23,596	22,212
GROSS MARGIN	1,996			2,061			5,695	6,338
Selling, administrative and other operating costs	1,425			1,117			4,275	4,149
Restructuring and severance costs	0			0			8	0
Impairment charges	0			0			0	0
OPERATING INCOME (LOSS)	571			944			1,412	2,189
Corporate and Other
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
NET REVENUE	121			149			357	539
Cost of services	74			78			206	259
GROSS MARGIN	47			71			151	280
Selling, administrative and other operating costs	7,983			7,763			23,440	25,032
Restructuring and severance costs	462			130			1,838	1,250
Impairment charges	112			581			404	581
OPERATING INCOME (LOSS)	(8,510)			(8,403)			(25,531)	(26,583)
Eliminations
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
NET REVENUE	(14)			(104)			(105)	(874)
Cost of services	(14)			(104)			(105)	(874)
GROSS MARGIN	0			0			0	0
Selling, administrative and other operating costs	0			0			0	0
Restructuring and severance costs	0			0			0	0
Impairment charges	0			0			0	0
OPERATING INCOME (LOSS)	$ 0			$ 0			$ 0	$ 0