Consolidated Statements of Operations - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Total revenue		$ 200,321	$ 160,917	$ 133,162
Store operating costs and expenses (exclusive of depreciation and amortization presented separately below):
Beverage, food and packaging costs		56,323	46,491	41,923
Labor and related expenses		42,006	35,132	30,236
Occupancy and related expenses		16,087	13,107	10,832
Other store operating expenses		27,178	21,172	17,286
Total store operating costs and expenses		141,594	115,902	100,277
Selling, general and administrative expenses		41,324	25,261	20,313
Depreciation and amortization		12,199	10,364	8,523
Pre-opening costs		4,303	3,357	2,007
Total operating expenses		199,420	154,884	131,120
Income from operations		901	6,033	2,042
Interest expense, net		(9,350)	(11,115)	(10,949)
Other income (expense), net		(7,615)	(1,835)	566
Loss before income taxes		(16,064)	(6,917)	(8,341)
Income tax expense		475	270	357
Net loss		(16,539)	(7,187)	(8,698)
Less: Net loss attributable to Black Rock OpCo prior to the Transactions		(16,377)	0	0
Less: Net income (loss) attributable to noncontrolling interest		(102)	20	119
Net loss attributable to Black Rock Coffee Bar, Inc.		$ (60)	(7,207)	(8,817)
Net loss per share of Class A common stock:
Basic (in dollars per share)		$ 0
Diluted (in dollars per share)		$ 0
Weighted-average shares of Class A common stock outstanding
Basic (in shares)		17,021,377
Diluted (in shares)		17,021,377
Class A Common stock
Net loss per share of Class A common stock:
Basic (in dollars per share)	[1]	$ 0
Diluted (in dollars per share)	[1]	$ 0
Weighted-average shares of Class A common stock outstanding
Basic (in shares)		17,021,377
Diluted (in shares)		17,021,377
Store revenue
Total revenue		$ 200,086	160,682	132,961
Other
Total revenue		$ 235	$ 235	$ 201

[1] (1) Basic and diluted net loss per share of Class A common stock is applicable only for the period September 12, 2025 through December 31, 2025, which is the period effective with and following the IPO and Transactions (as defined in Note 1 to the Consolidated Financial Statements).