Contract With Customer, Liability, Revenue Recognized, Period

No definition available.

Name:	fun_ContractWithCustomerLiabilityRevenueRecognizedPeriod
Namespace Prefix:	fun_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Deferred Revenue Percentage, Season-long Products

+ References

No definition available.

+ Details

Name:	fun_DeferredRevenuePercentageSeasonlongProducts
Namespace Prefix:	fun_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Operating Cycle, Period

+ References

No definition available.

+ Details

Name:	fun_OperatingCyclePeriod
Namespace Prefix:	fun_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Revenue, Number Of Monthly Installments Per Purchase Plan

+ References

No definition available.

+ Details

Name:	fun_RevenueNumberOfMonthlyInstallmentsPerPurchasePlan
Namespace Prefix:	fun_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Revenue, Payment Terms For Billing

+ References

No definition available.

+ Details

Name:	fun_RevenuePaymentTermsForBilling
Namespace Prefix:	fun_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of allowance for credit loss on accounts receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 13
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=119407570&loc=SL82919249-210447

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=118936363&loc=d3e5074-111524

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 13
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=119407570&loc=SL82919249-210447

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=118955202&loc=SL82895884-210446

+ Details

Name:	us-gaap_AllowanceForDoubtfulAccountsReceivable
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=118944033&loc=SL49130531-203044

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=118944033&loc=SL49130532-203044

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130549-203045

+ Details

Name:	us-gaap_ContractWithCustomerLiabilityCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130549-203045

+ Details

Name:	us-gaap_ContractWithCustomerLiabilityRevenueRecognized
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_DisaggregationOfRevenueLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Revenue Recognition (Narrative) (Details) $ in Thousands		9 Months Ended
Revenue Recognition (Narrative) (Details) $ in Thousands	Jan. 01, 2019 USD ($)	Sep. 29, 2019 USD ($) monthly_installment	Dec. 31, 2018 USD ($)	Sep. 23, 2018 USD ($)
Disaggregation of Revenue [Line Items]
Deferred revenue	$ 107,100	$ 130,265	$ 107,074	$ 102,326
Deferred revenue percentage, season-long products	88.00%
Revenue from contract with customer		$ 85,000
Payment terms for billing		30 days
Allowance for doubtful accounts receivable		$ 11,300	$ 2,600	$ 10,700
Minimum [Member]
Disaggregation of Revenue [Line Items]
Operating period		130 days
Number of monthly installments \| monthly_installment		3
Revenue recognition, term		12 months
Maximum [Member]
Disaggregation of Revenue [Line Items]
Operating period		140 days
Number of monthly installments \| monthly_installment		12
Revenue recognition, term		16 months