Revenue Recognition - Disaggregation of Revenue by Segment (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Aug. 01, 2021	Aug. 02, 2020	Aug. 01, 2021	Aug. 02, 2020
Disaggregation of Revenue [Line Items]
Revenues	$ 217,534	$ 185,941	$ 657,584	$ 610,982
Domestic
Disaggregation of Revenue [Line Items]
Revenues	188,229	163,397	574,104	535,949
International
Disaggregation of Revenue [Line Items]
Revenues	29,305	22,544	83,480	75,033
Staffing Services
Disaggregation of Revenue [Line Items]
Revenues	206,733	178,829	627,908	588,304
Direct Placement Services
Disaggregation of Revenue [Line Items]
Revenues	4,525	2,587	11,339	8,966
Managed Service Programs
Disaggregation of Revenue [Line Items]
Revenues	6,276	4,525	18,337	13,712
Operating Segments | North American Staffing
Disaggregation of Revenue [Line Items]
Revenues	179,381	154,711	547,892	510,492
Operating Segments | North American Staffing | Domestic
Disaggregation of Revenue [Line Items]
Revenues	178,549	154,123	545,168	508,439
Operating Segments | North American Staffing | International
Disaggregation of Revenue [Line Items]
Revenues	832	588	2,724	2,053
Operating Segments | North American Staffing | Staffing Services
Disaggregation of Revenue [Line Items]
Revenues	176,842	153,642	541,761	506,471
Operating Segments | North American Staffing | Direct Placement Services
Disaggregation of Revenue [Line Items]
Revenues	2,539	1,069	6,131	4,021
Operating Segments | North American Staffing | Managed Service Programs
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Operating Segments | International Staffing
Disaggregation of Revenue [Line Items]
Revenues	28,256	21,749	80,149	72,275
Operating Segments | International Staffing | Domestic
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Operating Segments | International Staffing | International
Disaggregation of Revenue [Line Items]
Revenues	28,256	21,749	80,149	72,275
Operating Segments | International Staffing | Staffing Services
Disaggregation of Revenue [Line Items]
Revenues	22,984	18,829	65,514	63,935
Operating Segments | International Staffing | Direct Placement Services
Disaggregation of Revenue [Line Items]
Revenues	1,468	935	3,623	2,818
Operating Segments | International Staffing | Managed Service Programs
Disaggregation of Revenue [Line Items]
Revenues	3,804	1,985	11,012	5,522
Operating Segments | North American MSP
Disaggregation of Revenue [Line Items]
Revenues	9,790	9,436	29,291	28,550
Operating Segments | North American MSP | Domestic
Disaggregation of Revenue [Line Items]
Revenues	9,694	9,358	29,011	28,323
Operating Segments | North American MSP | International
Disaggregation of Revenue [Line Items]
Revenues	96	78	280	227
Operating Segments | North American MSP | Staffing Services
Disaggregation of Revenue [Line Items]
Revenues	6,800	6,313	20,381	18,233
Operating Segments | North American MSP | Direct Placement Services
Disaggregation of Revenue [Line Items]
Revenues	518	583	1,585	2,127
Operating Segments | North American MSP | Managed Service Programs
Disaggregation of Revenue [Line Items]
Revenues	2,472	2,540	7,325	8,190
Corporate and Other
Disaggregation of Revenue [Line Items]
Revenues	121	149	357	539
Corporate and Other | Domestic
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Corporate and Other | International
Disaggregation of Revenue [Line Items]
Revenues	121	149	357	539
Corporate and Other | Staffing Services
Disaggregation of Revenue [Line Items]
Revenues	121	149	357	539
Corporate and Other | Direct Placement Services
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Corporate and Other | Managed Service Programs
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Eliminations
Disaggregation of Revenue [Line Items]
Revenues	(14)	(104)	(105)	(874)
Eliminations | Domestic
Disaggregation of Revenue [Line Items]
Revenues	(14)	(84)	(75)	(813)
Eliminations | International
Disaggregation of Revenue [Line Items]
Revenues	0	(20)	(30)	(61)
Eliminations | Staffing Services
Disaggregation of Revenue [Line Items]
Revenues	(14)	(104)	(105)	(874)
Eliminations | Direct Placement Services
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Eliminations | Managed Service Programs
Disaggregation of Revenue [Line Items]
Revenues	$ 0	$ 0	$ 0	$ 0