Earnings per Share ("EPS") (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Numerator:
Net income attributable to Shoals Technologies Group, Inc. - basic	$ 33,574	$ 24,127	$ 39,974
Net income attributable to Shoals Technologies Group, Inc. - diluted	$ 33,574	$ 24,127	$ 39,974
Denominator:
Weighted average shares of Class A common stock outstanding - basic (in shares)	167,257	168,570	164,165
Weighted average shares of Class A common stock outstanding - diluted (in shares)	168,378	168,725	164,504
Earnings per share of Class A common stock - basic (in USD per share)	$ 0.20	$ 0.14	$ 0.24
Earnings per share of Class A common stock - diluted (in USD per share)	$ 0.20	$ 0.14	$ 0.24
Restricted / performance stock units
Denominator:
Effect of dilutive securities (in shares)	1,121	155	339