Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.13,16)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.16)
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

+ Details

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

- Definition

Amount of short-term debt and current maturity of long-term debt and capital lease obligations due within one year or the normal operating cycle, if longer.

+ References

+ Details

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

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

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

- Definition

Weighted average interest rate of debt outstanding.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtWeightedAverageInterestRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount of long-term debt and capital lease obligation due after one year or beyond the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Staff Accounting Bulletin (SAB)
-Number Topic 6
-Section H

+ Details

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

- Details

Name:	us-gaap_LongtermDebtTypeAxis=rgc_SeniorCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=rgc_Regal5point75PercentSeniorNotesDue2022Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=rgc_Regal5point75PercentSeniorNotesDue2025Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=rgc_Regal5point75PercentSeniorNotesdueTwoThousandTwentyThreeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=rgc_LeaseFinancingObligationsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_CapitalLeaseObligationsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=rgc_OtherDebtMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

DEBT OBLIGATIONS (Debt Schedule) (Details) - USD ($)	Dec. 31, 2015	Jan. 01, 2015	Mar. 11, 2014	Jan. 17, 2013
Debt obligations
Totals	$ 2,342,400,000	$ 2,360,200,000
Current portion of debt obligations	27,400,000	26,600,000
Total debt obligations, less current portion	2,315,000,000	2,333,600,000
Regal Cinemas Amended Senior Credit Facility, net of debt discount
Debt obligations
Totals	958,800,000	965,800,000
Regal Cinemas 5 3/4% Senior Notes Due 2022
Debt obligations
Totals	$ 775,000,000	$ 775,000,000
Interest rate on debt (as a percent)	5.75%	5.75%	5.75%
Regal 5 3/4% Senior Notes Due 2025
Debt obligations
Totals	$ 250,000,000	$ 250,000,000		$ 250,000,000.0
Interest rate on debt (as a percent)	5.75%	5.75%
Regal 5 3/4% Senior Notes Due 2023
Debt obligations
Totals	$ 250,000,000	$ 250,000,000
Interest rate on debt (as a percent)	5.75%	5.75%
Lease financing arrangements, weighted average interest rate of 11.29% as of December 31, 2015 maturing in various installments through November 2028
Debt obligations
Totals	$ 89,400,000	$ 94,500,000
Weighted average interest rate on debt (as a percent)	11.29%
Capital lease obligations, 8.5% to 10.7%, maturing in various installments through December 2030
Debt obligations
Totals	$ 11,100,000	$ 13,100,000
Capital lease obligations, 8.5% to 10.7%, maturing in various installments through December 2030 \| Minimum
Debt obligations
Interest rate on debt (as a percent)	8.50%	8.50%
Capital lease obligations, 8.5% to 10.7%, maturing in various installments through December 2030 \| Maximum
Debt obligations
Interest rate on debt (as a percent)	10.70%	10.70%
Other
Debt obligations
Totals	$ 8,100,000	$ 11,800,000