ACQUISITIONS - Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Aug. 19, 2022	Dec. 31, 2021	Oct. 29, 2021	Dec. 31, 2020	Oct. 01, 2020
Business Acquisition [Line Items]
Goodwill	$ 4,875		$ 4,219		$ 2,088
HnB Acquisition
Business Acquisition [Line Items]
Cash and cash equivalents		$ 314
Accounts receivable		80
Prepaid expenses and other assets		77
Property and equipment		35
Intangible assets		150
Goodwill		687
Assets Acquired		1,343
Accrued expenses and other current liabilities		20
Other long-term liabilities		63
Liabilities Assumed		83
Fair value of consideration transferred		$ 1,260
Karani, LLC
Business Acquisition [Line Items]
Cash and cash equivalents				$ 737
Accounts receivable				1,521
Restricted cash, current				50
Prepaid expenses and other assets				177
Property and equipment				119
Operating lease right-of-use assets				100
Restricted cash				3
Other long-term assets				19
Intangible assets				4,540
Goodwill				2,131
Assets Acquired				9,397
Accrued expenses and other current liabilities				436
Operating lease obligations, current				88
Operating lease obligations, non-current				12
Other long-term liabilities				188
Liabilities Assumed				724
Fair value of consideration transferred				$ 8,673
Coit Staffing, Inc.
Business Acquisition [Line Items]
Fair value of consideration transferred						$ 3,997