CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Statement [Abstract]
Sales	$ 1,480,832	$ 1,113,921	$ 1,005,266
Cost of sales	1,058,794	785,415	728,070
Gross profit	422,038	328,506	277,196
Selling, general and administrative expense	324,286	288,649	244,981
Impairment and other charges	0	0	59,883
Income (loss) from operating	97,752	39,857	(27,668)
Other expense (income), net	2,716	(414)	74
Interest expense	29,135	21,089	20,571
Income (loss) before income taxes	65,901	19,182	(48,313)
Provision for income tax expense (benefit)	17,799	3,431	(18,696)
Net income (loss)	48,102	15,751	(29,617)
Net loss attributable to noncontrolling interest	(53)	(745)	(348)
Net income (loss) attributable to DXP Enterprises, Inc.	48,155	16,496	(29,269)
Preferred stock dividend	90	90	90
Net income (loss) attributable to common shareholders	48,065	16,406	(29,359)
Net income (loss)	48,102	15,751	(29,617)
Cumulative translation adjustment, net of income taxes	(2,393)	747	2,337
Comprehensive income (loss)	$ 45,709	$ 16,498	$ (27,280)
Earnings (loss) per share (Note 13)
Basic (in dollars per share)	$ 2.58	$ 0.87	$ (1.65)
Diluted (in dollars per share)	$ 2.47	$ 0.83	$ (1.65)
Weighted average common shares outstanding:
Basic (in shares)	18,631	18,949	17,748
Diluted (in shares)	19,471	19,789	17,748