SEGMENT INFORMATION - Schedule of Segment Reporting (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2026	Feb. 01, 2025	Feb. 03, 2024
Segment information [Line Items]
Net sales	$ 1,208,830	$ 1,386,269	$ 1,602,508
Cost of sales	847,272	926,808	1,157,234
Selling, general, and administrative expenses	416,766	445,162	494,529
Other segment expenses	2,004	28,000	34,543
Operating loss	$ (57,212)	$ (13,701)	$ (83,798)
Segment operating loss as a percentage of net sales	(4.70%)	(1.00%)	(5.20%)
Loss before provision (benefit) for income taxes	$ (90,285)	$ (49,448)	$ (113,798)
Depreciation and amortization	33,073	39,612	47,186
Capital expenditures	17,381	15,830	27,559
Assets	670,299	747,552
Related Party
Segment information [Line Items]
Interest expense	(7,607)	(6,493)	0
Nonrelated Party
Segment information [Line Items]
Interest expense	(25,516)	(29,301)	(30,087)
The Children’s Place U.S.
Segment information [Line Items]
Depreciation and amortization	30,973	35,644	43,428
Capital expenditures	16,696	15,245	27,462
Assets	631,198	711,564
The Children's Place International
Segment information [Line Items]
Depreciation and amortization	2,100	3,968	3,758
Capital expenditures	685	585	97
Assets	39,101	35,988
Operating Segments
Segment information [Line Items]
Operating loss	(57,212)	(13,701)	(83,798)
Interest income	50	47	87
Loss before provision (benefit) for income taxes	(90,285)	(49,448)	(113,798)
Operating Segments | The Children’s Place U.S.
Segment information [Line Items]
Net sales	1,103,459	1,266,500	1,457,352
Cost of sales	761,011	836,351	1,058,423
Selling, general, and administrative expenses	381,932	405,895	450,868
Other segment expenses	2,004	28,000	34,543
Operating loss	$ (41,488)	$ (3,746)	$ (86,482)
Segment operating loss as a percentage of net sales	(3.80%)	(0.30%)	(5.90%)
Operating Segments | The Children's Place International
Segment information [Line Items]
Net sales	$ 105,371	$ 119,769	$ 145,156
Cost of sales	86,261	90,457	98,811
Selling, general, and administrative expenses	34,834	39,267	43,661
Other segment expenses	0	0	0
Operating loss	$ (15,724)	$ (9,955)	$ 2,684
Segment operating loss as a percentage of net sales	(14.90%)	(8.30%)	1.80%