Subsequent Event	3 Months Ended
Mar. 31, 2026
Subsequent Events [Abstract]
Subsequent Event	Subsequent Event Securities Class Action Lawsuit On April 22, 2026, a purported stockholder of LKQ filed a putative class action against LKQ Corporation and certain of its officers. The complaint generally alleges that LKQ made certain materially false and misleading statements and omitted certain material information regarding LKQ’s acquisition and integration of Uni-Select Incorporated ("Uni-Select") and Uni-Select’s U.S. operating subsidiary FinishMaster, which artificially inflated the market price of LKQ common stock. The complaint seeks, among other things, unspecified compensatory damages.

Subsequent Event

3 Months Ended

Mar. 31, 2026

Securities Class Action Lawsuit

On April 22, 2026, a purported stockholder of LKQ filed a putative class action against LKQ Corporation and certain of its officers. The complaint generally alleges that LKQ made certain materially false and misleading statements and omitted certain material information regarding LKQ’s acquisition and integration of Uni-Select Incorporated ("Uni-Select") and Uni-Select’s U.S. operating subsidiary FinishMaster, which artificially inflated the market price of LKQ common stock. The complaint seeks, among other things, unspecified compensatory damages.