XML 46 R114.htm IDEA: XBRL DOCUMENT
v3.20.1

SHAREHOLDERS' EQUITY AND PARTNERS' CAPITAL - At-the-Market Equity Program (Details) - USD ($) | 12 Months Ended | 82 Months Ended |
--- | --- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2019 | Mar. 01, 2013
Class Of Stock [Line Items] |  |  |  |  |
Common stock offering, maximum aggregate price (up to) |  |  |  |  | $ 300,000,000
Commission to sales agent (as a percent) |  |  |  |  | 2.00%
Issuance of common stock and restricted common stock (shares) | 915,226 | 727,812 | 348,809 |  |
Common stock offering, maximum remaining aggregate price | $ 88,507,000 |  |  | $ 88,507,000 |
Common Stock |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Gross proceeds from issuance of common stock | 211,493,000 |  |  |  |
Net proceeds from issuance of common stock | $ 209,596,000 |  |  |  |
Issuance of common stock and restricted common stock (shares) |  |  |  | 8,419,298 |
At The Market Stock Sales |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Proceeds from sale of common stock weighted average price per share (USD per share) | $ 25.12 |  |  |  |

X
- Definition Represents the maximum percentage of commission to each sales agent for the proceeds from the sale of stock. + References No definition available. + Details
Name: | cbl_CommissionToSalesAgentPercent
Namespace Prefix: | cbl_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the maximum aggregate offering price of common stock available to be issued under the program. + References No definition available. + Details
Name: | cbl_CommonStockOfferingMaximumAggregatePrice
Namespace Prefix: | cbl_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Represents the maximum aggregate offering price of common stock still available to be issued under the program. + References No definition available. + Details
Name: | cbl_CommonStockOfferingMaximumAggregatePriceStillAvailable
Namespace Prefix: | cbl_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition proceeds from sale of common stock weighted average price per share + References No definition available. + Details
Name: | cbl_ProceedsFromSaleOfCommonStockWeightedAveragePricePerShare
Namespace Prefix: | cbl_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Proceeds from Issuance of Common Stock, Gross + References No definition available. + Details
Name: | cbl_ProceedsfromIssuanceofCommonStockGross
Namespace Prefix: | cbl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Proceeds from Issuance of Common Stock, Net + References No definition available. + Details
Name: | cbl_ProceedsfromIssuanceofCommonStockNet
Namespace Prefix: | cbl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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_ClassOfStockLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of new stock issued during the period. + 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(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 4: 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(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesNewIssues
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_CommonStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=cbl_AtTheMarketStockSalesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |