Mister Car Wash Annual report pursuant to Section 13 and 15(d)

Business Combinations - Schedule of Business Acquisitions (Details) - Retail Site - CarWash	1 Months Ended							6 Months Ended	12 Months Ended
	Dec. 31, 2021	Nov. 30, 2021	Jul. 31, 2021	Dec. 31, 2020	Nov. 30, 2020	Sep. 30, 2020	Jan. 31, 2020	Jun. 30, 2021	Dec. 31, 2021	Dec. 31, 2020
Two Thousand Twenty One Acquisitions [Member]
Business Acquisition [Line Items]
Number Of Car Washes									37
Two Thousand Twenty Acquisitions [Member]
Business Acquisition [Line Items]
Number Of Car Washes										10
FLORIDA \| Two Thousand Twenty One Acquisitions [Member]
Business Acquisition [Line Items]
Number Of Car Washes	5							5
FLORIDA \| Two Thousand Twenty One Acquisitions [Member] \| Clean Streak Ventures LLC [Member]
Business Acquisition [Line Items]
Number Of Car Washes	23
FLORIDA \| Two Thousand Twenty Acquisitions [Member]
Business Acquisition [Line Items]
Number Of Car Washes				1			1
TEXAS \| Two Thousand Twenty One Acquisitions [Member]
Business Acquisition [Line Items]
Number Of Car Washes		3	1
TEXAS \| Two Thousand Twenty Acquisitions [Member]
Business Acquisition [Line Items]
Number Of Car Washes					1
WASHINGTON \| Two Thousand Twenty Acquisitions [Member]
Business Acquisition [Line Items]
Number Of Car Washes						7