XML 75 R55.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Mortgage and Other Indebtedness, Net - Unsecured Lines of Credit (Details) - USD ($) | 6 Months Ended |
--- | --- | ---
Jun. 30, 2018 | Dec. 31, 2017
Debt Instrument [Line Items] |  |
Total Outstanding | $ 1,089,189,000 | $ 1,090,810,000
Wells Fargo Bank |  |
Debt Instrument [Line Items] |  |
Extension fee rate (as a percent) | 0.15% |
Wells Fargo Bank | Letter of Credit |  |
Debt Instrument [Line Items] |  |
Total Capacity | $ 30,000,000 |
First Tennessee Bank |  |
Debt Instrument [Line Items] |  |
Total Capacity | 20,000,000 |
Wells Fargo - Facility A |  |
Debt Instrument [Line Items] |  |
Total Capacity | 500,000,000 |
Total Outstanding | 0 |
First Tennessee |  |
Debt Instrument [Line Items] |  |
Total Capacity | 100,000,000 |
Total Outstanding | $ 56,606,000 |
First Tennessee | Wells Fargo Bank |  |
Debt Instrument [Line Items] |  |
Extension fee rate (as a percent) | 0.20% |
Wells Fargo - Facility B |  |
Debt Instrument [Line Items] |  |
Total Capacity | $ 500,000,000 |
Total Outstanding | 56,019,000 |
Wells Fargo - Facility B | Letter of Credit |  |
Debt Instrument [Line Items] |  |
Total Capacity | 4,833,000 |
Unsecured lines of credit |  |
Debt Instrument [Line Items] |  |
Total Capacity | 1,100,000,000 |
Total Outstanding | $ 112,625,000 |

X
- Definition The percentage fee charged for exercising the extension option on the line of credit. + References No definition available. + Details
Name: | cbl_LineOfCreditOptionExerciseFeeChargedPercent
Namespace Prefix: | cbl_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- 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

X
- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a rate subject to change from time to time. + References No definition available. + Details
Name: | us-gaap_LongtermDebtPercentageBearingVariableInterestAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_LineOfCreditFacilityAxis=cbl_WellsFargoBankMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_LetterOfCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LineOfCreditFacilityAxis=cbl_FirstTennesseeBankMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cbl_UnsecuredLineOfCredit1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cbl_UnsecuredLineofCreditFirstTennesseeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cbl_UnsecuredLineOfCredit2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cbl_UnsecuredLinesOfCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |