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Number of Share-based Compensation Plans

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Share-based Compensation Arrangement by Share-based Payment Award, Expiration (Years)

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Share-based Compensation Arrangement by Share-based Payment Award, Period After Board Term in which Stock Options may not be Transferred

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Share-based Compensation, Number of Installments at end of Periods

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Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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Represents the compensation cost capitalized during the period arising from equity-based compensation arrangements (for example, shares of stock, units, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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- Definition

Unrecognized cost of unvested share-based compensation awards.

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- Definition

Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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- Definition

Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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- Definition

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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- Definition

The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

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- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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- Definition

Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

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- Definition

The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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- Definition

The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

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- Definition

Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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- Definition

Total number of shares issued during the period, including shares forfeited, as a result of Restricted Stock Awards.

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SHARE-BASED COMPENSATION (Details) (USD $)	12 Months Ended			1 Months Ended
SHARE-BASED COMPENSATION (Details) (USD $)	Dec. 31, 2014 installment plan	Dec. 31, 2013	Dec. 31, 2012	Feb. 28, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of share-based compensation plans	2cbl_NumberofSharebasedCompensationPlans
Number of shares authorized	10,400,000
Share-based compensation expense	$ 3,442,000	$ 2,682,000	$ 3,704,000
Share-based compensation cost capitalized as part of real estate assets	268,000	202,000	128,000
Share-based compensation award, term to expiration (years)	10 years
Share-based compensation award, term in which stock options may not be sold, pledged, or otherwise transferred (years)	1 year
Award vesting period (years)	5 years
Number of installments, at the end of award period	1
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Unrecognized compensation cost related to nonvested stock awards	7,333,000
Compensation cost to be recognized over a weighted average period	3 years 5 months
Defined contribution plan, age of eligibility (years)	21 years
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total intrinsic value	0	0	177,000
Stock Awards [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
Nonvested, beginning of period (in shares)	478,216
Granted (in shares)	236,450
Vested (in shares)	(199,314)
Forfeited (in shares)	(16,490)
Nonvested, end of period (in shares)	498,862	478,216
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Weighted average grant-date fair value, nonvested, beginning of period (in dollars per share)	$ 18.72
Weighted average grant-date fair value, granted (in dollars per share)	$ 17.11	$ 20.17	$ 19.09
Weighted average grant-date fair value, vested (in dollars per share)	$ 17.76
Weighted average grant-date fair value, forfeited (in dollars per share)	$ 18.58
Weighted average grant-date fair value, nonvested, ending of period (in dollars per share)	$ 18.35	$ 18.72
Total fair value of shares vested	$ 3,484,000	$ 4,305,000	$ 4,573,000
Subsequent Event [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (years)				5 years
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Defined contribution plan, age of eligibility (years)				70 years
Vests over 5 Years [Member] \| Subsequent Event [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Stock grants during the period				189,035
Vests Immediately [Member] \| Subsequent Event [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Stock grants during the period				53,375