Consolidating Financial Information of Guarantors and Issuers Balance Sheet (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Current Assets:
Cash and cash equivalents	$ 105,349	$ 166,245	$ 122,716	$ 119,557
Receivables	51,518	37,722
Inventories	30,753	29,719
Other current assets	12,589	13,297
Total current assets	200,209	246,983
Property and equipment (net)	1,599,438	1,585,772
Investment In Park	0	0
Goodwill	178,719	183,830	179,660
Other intangibles, net	36,376	38,064
Deferred tax asset	0	0
Other Assets	9,441	9,510
Assets	2,024,183	2,064,159
Current Liabilities:
Current maturities of long-term debt	5,625	0
Accounts payable	23,314	24,621
Deferred revenue	107,074	86,131
Accrued interest	7,927	8,124
Accrued taxes	29,591	43,975
Accrued salaries, wages and benefits	18,786	18,740
Self-insurance reserves	24,021	25,107
Other accrued liabilities	18,381	18,796
Total current liabilities	234,719	225,494
Deferred Tax Liability	81,717	74,798
Derivative Liability	6,705	8,722
Other Liabilities	11,058	11,684
Long-Term Debt:
Term debt	719,507	723,788
Notes	938,061	936,727
Long-term debt, noncurrent	1,657,568	1,660,515
Equity	32,416	82,946	60,519	57,009
Total Partners' Equity and Liabilities	2,024,183	2,064,159
June 2014 Notes [Member] | Reportable Legal Entities [Member] | Parent Company [Member]
Current Assets:
Cash and cash equivalents	0	0	0	77,007
Receivables	0	0
Inventories	0	0
Other current assets	179	164
Total current assets	179	164
Property and equipment (net)	0	0
Investment In Park	601,706	588,684
Goodwill	674	674
Other intangibles, net	0	0
Deferred tax asset	0	0
Other Assets	0	0
Assets	602,559	589,522
Current Liabilities:
Current maturities of long-term debt	0
Accounts payable	565,472	497,558
Deferred revenue	0	0
Accrued interest	1	27
Accrued taxes	443	352
Accrued salaries, wages and benefits	0	0
Self-insurance reserves	0	0
Other accrued liabilities	3,318	3,406
Total current liabilities	569,234	501,343
Deferred Tax Liability	0	0
Derivative Liability	909	5,233
Other Liabilities	0	0
Long-Term Debt:
Term debt	0	0
Notes	0	0
Long-term debt, noncurrent	0	0
Equity	32,416	82,946
Total Partners' Equity and Liabilities	602,559	589,522
June 2014 Notes [Member] | Reportable Legal Entities [Member] | Guarantor Subsidiaries [Member]
Current Assets:
Cash and cash equivalents	32,715	81,582	58,178	3,444
Receivables	938,397	857,205
Inventories	28,618	27,828
Other current assets	10,544	10,983
Total current assets	1,010,274	977,598
Property and equipment (net)	1,426,292	1,403,264
Investment In Park	218,575	234,238
Goodwill	119,605	119,605
Other intangibles, net	23,346	23,887
Deferred tax asset	0	0
Other Assets	9,405	9,470
Assets	2,807,497	2,768,062
Current Liabilities:
Current maturities of long-term debt	4,641
Accounts payable	18,620	18,610
Deferred revenue	98,614	79,894
Accrued interest	5,871	6,024
Accrued taxes	27,487	73,224
Accrued salaries, wages and benefits	0	0
Self-insurance reserves	12,374	12,542
Other accrued liabilities	10,024	10,139
Total current liabilities	177,631	200,433
Deferred Tax Liability	87,516	81,945
Derivative Liability	0	0
Other Liabilities	9,889	10,811
Long-Term Debt:
Term debt	592,982	596,351
Notes	491,820	491,571
Long-term debt, noncurrent	1,084,802	1,087,922
Equity	1,447,659	1,386,951
Total Partners' Equity and Liabilities	2,807,497	2,768,062
June 2014 Notes [Member] | Eliminations [Member]
Current Assets:
Cash and cash equivalents	(692)	(1,095)	(1,025)	0
Receivables	(922,469)	(836,241)
Inventories	0	0
Other current assets	(5,007)	(29,601)
Total current assets	(928,168)	(866,937)
Property and equipment (net)	0	0
Investment In Park	(2,265,088)	(2,106,694)
Goodwill	0	0
Other intangibles, net	0	0
Deferred tax asset	(18,224)	(20,956)
Other Assets	0	0
Assets	(3,211,480)	(2,994,587)
Current Liabilities:
Current maturities of long-term debt	0
Accounts payable	(923,161)	(837,336)
Deferred revenue	0	0
Accrued interest	0	0
Accrued taxes	(5,007)	(29,601)
Accrued salaries, wages and benefits	0	0
Self-insurance reserves	0	0
Other accrued liabilities	0	0
Total current liabilities	(928,168)	(866,937)
Deferred Tax Liability	(18,224)	(20,956)
Derivative Liability	0	0
Other Liabilities	0	0
Long-Term Debt:
Term debt	0	0
Notes	0	0
Long-term debt, noncurrent	0	0
Equity	(2,265,088)	(2,106,694)
Total Partners' Equity and Liabilities	(3,211,480)	(2,994,587)
June 2014 Notes [Member] | Co-Issuer Subsidiary (Magnum) [Member] | Reportable Legal Entities [Member] | Subsidiary Issuer [Member]
Current Assets:
Cash and cash equivalents	0	0	0	0
Receivables	1,093	1,184
Inventories	0	0
Other current assets	1,411	28,297
Total current assets	2,504	29,481
Property and equipment (net)	802	835
Investment In Park	1,182,345	1,045,640
Goodwill	0	0
Other intangibles, net	0	0
Deferred tax asset	18,224	20,956
Other Assets	0	0
Assets	1,203,875	1,096,912
Current Liabilities:
Current maturities of long-term debt	984
Accounts payable	359,953	344,410
Deferred revenue	0	0
Accrued interest	1	18
Accrued taxes	6,668	0
Accrued salaries, wages and benefits	17,552	17,498
Self-insurance reserves	10,214	10,947
Other accrued liabilities	4,903	5,094
Total current liabilities	400,275	377,967
Deferred Tax Liability	0	0
Derivative Liability	5,796	3,489
Other Liabilities	1,169	873
Long-Term Debt:
Term debt	126,525	127,437
Notes	0	0
Long-term debt, noncurrent	126,525	127,437
Equity	670,110	587,146
Total Partners' Equity and Liabilities	1,203,875	1,096,912
June 2014 Notes [Member] | Co-Issuer Subsidiary (Cedar Canada) [Member] | Reportable Legal Entities [Member] | Subsidiary Issuer [Member]
Current Assets:
Cash and cash equivalents	73,326	85,758	65,563	39,106
Receivables	34,497	15,574
Inventories	2,135	1,891
Other current assets	5,462	3,454
Total current assets	115,420	106,677
Property and equipment (net)	172,344	181,673
Investment In Park	262,462	238,132
Goodwill	58,440	63,551
Other intangibles, net	13,030	14,177
Deferred tax asset	0	0
Other Assets	36	40
Assets	621,732	604,250
Current Liabilities:
Current maturities of long-term debt	0
Accounts payable	2,430	1,379
Deferred revenue	8,460	6,237
Accrued interest	2,054	2,055
Accrued taxes	0	0
Accrued salaries, wages and benefits	1,234	1,242
Self-insurance reserves	1,433	1,618
Other accrued liabilities	136	157
Total current liabilities	15,747	12,688
Deferred Tax Liability	12,425	13,809
Derivative Liability	0	0
Other Liabilities	0	0
Long-Term Debt:
Term debt	0	0
Notes	446,241	445,156
Long-term debt, noncurrent	446,241	445,156
Equity	147,319	132,597
Total Partners' Equity and Liabilities	621,732	604,250
April 2017 notes | Reportable Legal Entities [Member] | Parent Company [Member]
Current Assets:
Cash and cash equivalents	0	0	0	77,007
Receivables	0	0
Inventories	0	0
Other current assets	179	164
Total current assets	179	164
Property and equipment (net)	0	0
Investment In Park	601,706	588,684
Goodwill	674	674
Other intangibles, net	0	0
Deferred tax asset	0	0
Other Assets	0	0
Assets	602,559	589,522
Current Liabilities:
Current maturities of long-term debt	0
Accounts payable	565,472	497,558
Deferred revenue	0	0
Accrued interest	1	27
Accrued taxes	443	352
Accrued salaries, wages and benefits	0	0
Self-insurance reserves	0	0
Other accrued liabilities	3,318	3,406
Total current liabilities	569,234	501,343
Deferred Tax Liability	0	0
Derivative Liability	909	5,233
Other Liabilities	0	0
Long-Term Debt:
Term debt	0	0
Notes	0	0
Long-term debt, noncurrent	0	0
Equity	32,416	82,946
Total Partners' Equity and Liabilities	602,559	589,522
April 2017 notes | Reportable Legal Entities [Member] | Guarantor Subsidiaries [Member]
Current Assets:
Cash and cash equivalents	2,052	1,152	353	639
Receivables	902,155	831,075
Inventories	5,216	5,300
Other current assets	1,564	1,642
Total current assets	910,987	839,169
Property and equipment (net)	1,426,292	1,403,264
Investment In Park	218,574	234,237
Goodwill	111,217	111,218
Other intangibles, net	23,346	23,887
Deferred tax asset	0	0
Other Assets	8,988	9,068
Assets	2,699,404	2,620,843
Current Liabilities:
Current maturities of long-term debt	0
Accounts payable	3,625	5,038
Deferred revenue	24,552	20,587
Accrued interest	0	0
Accrued taxes	19,400	67,048
Accrued salaries, wages and benefits	0	0
Self-insurance reserves	2,066	2,386
Other accrued liabilities	4,553	4,490
Total current liabilities	54,196	99,549
Deferred Tax Liability	87,516	81,945
Derivative Liability	0	0
Other Liabilities	9,802	10,691
Long-Term Debt:
Term debt	0	0
Notes	0	0
Long-term debt, noncurrent	0	0
Equity	2,547,890	2,428,658
Total Partners' Equity and Liabilities	2,699,404	2,620,843
April 2017 notes | Eliminations [Member]
Current Assets:
Cash and cash equivalents	(692)	(1,095)	(1,025)	0
Receivables	(922,469)	(836,241)
Inventories	0	0
Other current assets	(5,007)	(29,601)
Total current assets	(928,168)	(866,937)
Property and equipment (net)	0	0
Investment In Park	(3,782,984)	(3,499,454)
Goodwill	0	0
Other intangibles, net	0	0
Deferred tax asset	(18,224)	(20,956)
Other Assets	0	0
Assets	(4,729,376)	(4,387,347)
Current Liabilities:
Current maturities of long-term debt	0
Accounts payable	(923,161)	(837,336)
Deferred revenue	0	0
Accrued interest	0	0
Accrued taxes	(5,007)	(29,601)
Accrued salaries, wages and benefits	0	0
Self-insurance reserves	0	0
Other accrued liabilities	0	0
Total current liabilities	(928,168)	(866,937)
Deferred Tax Liability	(18,224)	(20,956)
Derivative Liability	0	0
Other Liabilities	0	0
Long-Term Debt:
Term debt	0	0
Notes	0	0
Long-term debt, noncurrent	0	0
Equity	(3,782,984)	(3,499,454)
Total Partners' Equity and Liabilities	(4,729,376)	(4,387,347)
April 2017 notes | Co-Issuer Subsidiary (Magnum) [Member] | Reportable Legal Entities [Member] | Subsidiary Issuer [Member]
Current Assets:
Cash and cash equivalents	0	0	0	0
Receivables	1,093	1,184
Inventories	0	0
Other current assets	1,411	28,297
Total current assets	2,504	29,481
Property and equipment (net)	802	835
Investment In Park	1,182,345	1,045,640
Goodwill	0	0
Other intangibles, net	0	0
Deferred tax asset	18,224	20,956
Other Assets	0	0
Assets	1,203,875	1,096,912
Current Liabilities:
Current maturities of long-term debt	984
Accounts payable	359,953	344,410
Deferred revenue	0	0
Accrued interest	1	18
Accrued taxes	6,668	0
Accrued salaries, wages and benefits	17,552	17,498
Self-insurance reserves	10,214	10,947
Other accrued liabilities	4,903	5,094
Total current liabilities	400,275	377,967
Deferred Tax Liability	0	0
Derivative Liability	5,796	3,489
Other Liabilities	1,169	873
Long-Term Debt:
Term debt	126,525	127,437
Notes	0	0
Long-term debt, noncurrent	126,525	127,437
Equity	670,110	587,146
Total Partners' Equity and Liabilities	1,203,875	1,096,912
April 2017 notes | Co-Issuer Subsidiary (Cedar Canada) [Member] | Reportable Legal Entities [Member] | Subsidiary Issuer [Member]
Current Assets:
Cash and cash equivalents	73,326	85,758	65,563	39,106
Receivables	34,497	15,574
Inventories	2,135	1,891
Other current assets	5,462	3,454
Total current assets	115,420	106,677
Property and equipment (net)	172,344	181,673
Investment In Park	262,462	238,132
Goodwill	58,440	63,551
Other intangibles, net	13,030	14,177
Deferred tax asset	0	0
Other Assets	36	40
Assets	621,732	604,250
Current Liabilities:
Current maturities of long-term debt	0
Accounts payable	2,430	1,379
Deferred revenue	8,460	6,237
Accrued interest	2,054	2,055
Accrued taxes	0	0
Accrued salaries, wages and benefits	1,234	1,242
Self-insurance reserves	1,433	1,618
Other accrued liabilities	136	157
Total current liabilities	15,747	12,688
Deferred Tax Liability	12,425	13,809
Derivative Liability	0	0
Other Liabilities	0	0
Long-Term Debt:
Term debt	0	0
Notes	446,241	445,156
Long-term debt, noncurrent	446,241	445,156
Equity	147,319	132,597
Total Partners' Equity and Liabilities	621,732	604,250
April 2017 notes | Co-Issuer Subsidiary (Millennium) [Member] | Reportable Legal Entities [Member] | Subsidiary Issuer [Member]
Current Assets:
Cash and cash equivalents	30,663	80,430	$ 57,825	$ 2,805
Receivables	36,242	26,130
Inventories	23,402	22,528
Other current assets	8,980	9,341
Total current assets	99,287	138,429
Property and equipment (net)	0	0
Investment In Park	1,517,897	1,392,761
Goodwill	8,388	8,387
Other intangibles, net	0	0
Deferred tax asset	0	0
Other Assets	417	402
Assets	1,625,989	1,539,979
Current Liabilities:
Current maturities of long-term debt	4,641
Accounts payable	14,995	13,572
Deferred revenue	74,062	59,307
Accrued interest	5,871	6,024
Accrued taxes	8,087	6,176
Accrued salaries, wages and benefits	0	0
Self-insurance reserves	10,308	10,156
Other accrued liabilities	5,471	5,649
Total current liabilities	123,435	100,884
Deferred Tax Liability	0	0
Derivative Liability	0	0
Other Liabilities	87	120
Long-Term Debt:
Term debt	592,982	596,351
Notes	491,820	491,571
Long-term debt, noncurrent	1,084,802	1,087,922
Equity	417,665	351,053
Total Partners' Equity and Liabilities	$ 1,625,989	$ 1,539,979