Subsequent Event	9 Months Ended
	Sep. 24, 2023
Subsequent Events [Abstract]
Subsequent Event	Subsequent Event:On November 2, 2023, we announced that we entered into a definitive merger agreement to combine with Six Flags Entertainment Corporation (“Six Flags”) (NYSE: SIX). Subject to the terms and conditions set forth in the merger agreement, each issued and outstanding unit of limited partnership interest in Cedar Fair will be converted into the right to receive one (1) share of common stock of the new combined entity (subject to certain exceptions and as the same may be adjusted). Following the close of the transaction, the holders of units of Cedar Fair limited partnership interest will own approximately 51.2% of the outstanding shares of the combined company and the holders of Six Flags common stock will own approximately 48.8% of the outstanding shares of the combined company. The merger is expected to close in the first half of 2024, following receipt of Six Flags' stockholder approval, regulatory approvals, and satisfaction of other customary closing conditions.