Consolidating Financial Information of Guarantors and Issuers Balance Sheet (Details) (USD $) In Thousands, unless otherwise specified	Mar. 30, 2014	Dec. 31, 2013	Mar. 31, 2013	Dec. 31, 2012	Mar. 25, 2012
Current Assets:
Cash and cash equivalents	$ 8,867	$ 118,056	$ 10,038	$ 78,830	$ 7,319
Receivables	19,630	21,333	13,342
Inventories	38,264	26,080	39,063
Current deferred tax asset	26,653	9,675	36,022
Other current assets	30,020	11,353	27,715
Total current assets	123,434	186,497	126,180
Property and equipment (net)	1,533,962	1,505,763	1,570,852
Investment In Park	0	0	0
Goodwill	233,528	238,089	243,653	246,221
Other intangibes, net	38,920	39,471	40,323
Deferred Tax Asset	0	0	0
Intercompany Receivable	0
Other Assets	43,391	44,807	34,648
Assets	1,973,235	2,014,627	2,015,656
Current Liabilities:
Current maturities of long-term debt	1,450	0	6,300
Accounts payable	45,028	13,222	37,443
Deferred revenue	70,148	44,521	66,184
Accrued interest	10,073	23,201	8,339
Accrued taxes	6,452	19,481	9,000
Accrued salaries, wages and benefits	24,519	29,200	20,182
Self-insurance reserves	22,696	23,653	23,557
Other accrued liabilities	4,896	5,521	7,867
Total current liabilities	185,262	158,799	178,872
Deferred Tax Liability	157,281	158,113	154,587
Derivative Liability	27,789	26,662	31,031
Other Liabilities	7,755	11,290	7,685
Long-term Line of Credit, Noncurrent	55,000	0	96,000
Long-Term Debt:
Term debt	617,400	618,850	623,700
Notes	901,957	901,782	901,255
Total long-term debt	1,574,357	1,520,632	1,620,955
Equity	20,791	139,131	22,526
Total Partners' Equity and Liabilities	1,973,235	2,014,627	2,015,656
Cedar Fair L.P. (Parent) [Member]
Current Assets:
Cash and cash equivalents	0	75,000	0	25,000	0
Receivables	59	6	682
Inventories	0	0	0
Current deferred tax asset	0	0	0
Other current assets	325	599	207
Total current assets	384	75,605	889
Property and equipment (net)	455,780	447,724	457,484
Investment In Park	443,179	514,948	419,501
Goodwill	9,061	9,061	9,061
Other intangibes, net	0	0	0
Deferred Tax Asset	0	0	0
Intercompany Receivable	0
Other Assets	12,213	25,210	14,581
Assets	920,617	1,072,548	901,516
Current Liabilities:
Current maturities of long-term debt	827		3,332
Accounts payable	173,364	259,850	103,654
Deferred revenue	0	0	0
Accrued interest	2,580	4,637	1,444
Accrued taxes	4,757	4,609	4,790
Accrued salaries, wages and benefits	0	0	0
Self-insurance reserves	0	0	0
Other accrued liabilities	280	1,146	589
Total current liabilities	181,808	270,242	113,809
Deferred Tax Liability	0	0	0
Derivative Liability	16,281	15,610	18,594
Other Liabilities	0	0	0
Long-term Line of Credit, Noncurrent	55,000		96,000
Long-Term Debt:
Term debt	351,840	352,668	355,690
Notes	294,897	294,897	294,897
Total long-term debt	701,737	647,565	746,587
Equity	20,791	139,131	22,526
Total Partners' Equity and Liabilities	920,617	1,072,548	901,516
Guarantor Subsidiaries Co Issuer Subsidiary Magnum [Member]
Current Assets:
Cash and cash equivalents	571	4,144	732	444	397
Receivables	96,547	115,972	79,472
Inventories	3,794	1,968	3,645
Current deferred tax asset	22,409	5,430	31,543
Other current assets	10,578	4,443	9,630
Total current assets	133,899	131,957	125,022
Property and equipment (net)	8,110	976	1,003
Investment In Park	744,425	796,735	714,013
Goodwill	0	0	0
Other intangibes, net	0	0	0
Deferred Tax Asset	30,296	31,122	34,890
Intercompany Receivable	0
Other Assets	22,179	10,002	10,291
Assets	938,909	970,792	885,219
Current Liabilities:
Current maturities of long-term debt	590		2,823
Accounts payable	230,516	188,818	215,425
Deferred revenue	85	0	0
Accrued interest	1,567	3,223	916
Accrued taxes	849	0	390
Accrued salaries, wages and benefits	18,183	21,596	13,483
Self-insurance reserves	5,431	5,757	5,324
Other accrued liabilities	3,086	2,993	5,161
Total current liabilities	260,307	222,387	243,522
Deferred Tax Liability	0	0	0
Derivative Liability	11,508	11,052	12,437
Other Liabilities	4,358	7,858	4,185
Long-term Line of Credit, Noncurrent	0		0
Long-Term Debt:
Term debt	251,371	251,961	253,677
Notes	205,103	205,103	205,103
Total long-term debt	456,474	457,064	458,780
Equity	206,262	272,431	166,295
Total Partners' Equity and Liabilities	938,909	970,792	885,219
Co-Issuer Subsidiary (Cedar Canada) [Member]
Current Assets:
Cash and cash equivalents	3,524	35,575	4,125	50,173	119
Receivables	76,669	67,829	67,302
Inventories	2,841	1,898	3,032
Current deferred tax asset	800	800	816
Other current assets	5,589	14,266	1,618
Total current assets	89,423	120,368	76,893
Property and equipment (net)	240,175	243,208	262,941
Investment In Park	138,604	142,668	115,401
Goodwill	113,249	117,810	123,374
Other intangibes, net	16,037	16,683	17,470
Deferred Tax Asset	0	0	0
Intercompany Receivable	0
Other Assets	6,087	6,657	7,473
Assets	603,575	647,394	603,552
Current Liabilities:
Current maturities of long-term debt	33		145
Accounts payable	10,818	17,632	3,891
Deferred revenue	4,048	2,815	6,679
Accrued interest	5,926	15,341	5,979
Accrued taxes	0	0	331
Accrued salaries, wages and benefits	503	1,101	1,095
Self-insurance reserves	1,664	1,742	1,696
Other accrued liabilities	125	181	133
Total current liabilities	23,117	38,812	19,949
Deferred Tax Liability	56,045	57,704	62,700
Derivative Liability	0	0	0
Other Liabilities	0	0	0
Long-term Line of Credit, Noncurrent	0		0
Long-Term Debt:
Term debt	14,189	14,221	14,333
Notes	401,957	401,782	401,255
Total long-term debt	416,146	416,003	415,588
Equity	108,267	134,875	105,315
Total Partners' Equity and Liabilities	603,575	647,394	603,552
Guarantor Subsidiaries [Member]
Current Assets:
Cash and cash equivalents	4,772	3,337	5,181	3,213	6,803
Receivables	530,662	552,633	436,595
Inventories	31,629	22,214	32,386
Current deferred tax asset	3,444	3,445	3,663
Other current assets	15,891	7,764	16,260
Total current assets	586,398	589,393	494,085
Property and equipment (net)	829,897	813,855	849,424
Investment In Park	35,052	63,948	21,689
Goodwill	111,218	111,218	111,218
Other intangibes, net	22,883	22,788	22,853
Deferred Tax Asset	117	117	90
Intercompany Receivable	0
Other Assets	2,912	2,938	2,303
Assets	1,588,477	1,604,257	1,501,662
Current Liabilities:
Current maturities of long-term debt	0		0
Accounts payable	314,637	262,029	285,182
Deferred revenue	66,015	41,706	59,505
Accrued interest	0	0	0
Accrued taxes	3,209	30,591	3,489
Accrued salaries, wages and benefits	5,833	6,503	5,604
Self-insurance reserves	15,601	16,154	16,537
Other accrued liabilities	1,405	1,201	1,984
Total current liabilities	406,700	358,184	372,301
Deferred Tax Liability	131,649	131,648	126,867
Derivative Liability	0	0	0
Other Liabilities	3,397	3,432	3,500
Long-term Line of Credit, Noncurrent	0		0
Long-Term Debt:
Term debt	0	0	0
Notes	0	0	0
Total long-term debt	0	0	0
Equity	1,046,731	1,110,993	998,994
Total Partners' Equity and Liabilities	1,588,477	1,604,257	1,501,662
Eliminations [Member]
Current Assets:
Cash and cash equivalents	0	0	0	0	0
Receivables	(684,307)	(715,107)	(570,709)
Inventories	0	0	0
Current deferred tax asset	0	0	0
Other current assets	(2,363)	(15,719)	0
Total current assets	(686,670)	(730,826)	(570,709)
Property and equipment (net)	0	0	0
Investment In Park	(1,361,260)	(1,518,299)	(1,270,604)
Goodwill	0	0	0
Other intangibes, net	0	0	0
Deferred Tax Asset	(30,413)	(31,239)	(34,980)
Intercompany Receivable	0
Other Assets	0	0	0
Assets	(2,078,343)	(2,280,364)	(1,876,293)
Current Liabilities:
Current maturities of long-term debt	0		0
Accounts payable	(684,307)	(715,107)	(570,709)
Deferred revenue	0	0	0
Accrued interest	0	0	0
Accrued taxes	(2,363)	(15,719)	0
Accrued salaries, wages and benefits	0	0	0
Self-insurance reserves	0	0	0
Other accrued liabilities	0	0	0
Total current liabilities	(686,670)	(730,826)	(570,709)
Deferred Tax Liability	(30,413)	(31,239)	(34,980)
Derivative Liability	0	0	0
Other Liabilities	0	0	0
Long-term Line of Credit, Noncurrent	0		0
Long-Term Debt:
Term debt	0	0	0
Notes	0	0	0
Total long-term debt	0	0	0
Equity	(1,361,260)	(1,518,299)	(1,270,604)
Total Partners' Equity and Liabilities	$ (2,078,343)	$ (2,280,364)	$ (1,876,293)