Share Based Payments (Summary Of Unvested Share Awards Issued To Executives) (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
Dec. 31, 2015	Dec. 31, 2014
Unvested Share Awards [Abstract]
Restricted Shares Forfeiture (in shares)		1,948,324
LTIP Unit Issuance (in shares)	128,832
LTIP Units [Member]
Unvested Share Awards [Abstract]
Shares Issued (in shares)	569,105
Shares Vested (in shares)	429,467	76,688
Unearned Compensation	$ 2,484	$ 3,541
LTIP Units [Member] \| Issued 12-23-2014 [Member]
Unvested Share Awards [Abstract]
Shares Issued (in shares)	258,899
Vesting Period	5 years
Vesting Schedule (in hundredths)	33.30%
Shares Vested (in shares)	86,299
Unearned Compensation	$ 1,553	$ 2,650
Restricted Share Awards [Member]
Unvested Share Awards [Abstract]
Shares Issued (in shares)	67,423
Shares Vested (in shares)	37,794	23,203
Unearned Compensation	$ 491	$ 322
Restricted Share Awards [Member] \| Issued 12-31-2015 [Member]
Unvested Share Awards [Abstract]
Shares Issued (in shares)	816
Share Price on date of grant (in dollars per share)	$ 21.760
Vesting Period	2 years
Vesting Schedule (in hundredths)	50.00%
Unearned Compensation	$ 13
Restricted Share Awards [Member] \| Issued 07-14-2015 [Member]
Unvested Share Awards [Abstract]
Shares Issued (in shares)	15,817
Share Price on date of grant (in dollars per share)	$ 28.090
Unearned Compensation	$ 335
Restricted Share Awards [Member] \| Issued 06-01-2015 [Member]
Unvested Share Awards [Abstract]
Shares Issued (in shares)	1,651
Share Price on date of grant (in dollars per share)	$ 25.920
Vesting Period	2 years
Vesting Schedule (in hundredths)	50.00%
Unearned Compensation	$ 30
Restricted Share Awards [Member] \| Issued 03-27-2015 [Member]
Unvested Share Awards [Abstract]
Shares Issued (in shares)	5,208
Share Price on date of grant (in dollars per share)	$ 25.880
Vesting Period	2 years
Vesting Schedule (in hundredths)	50.00%
Shares Vested (in shares)	600
Unearned Compensation	$ 41
Restricted Share Awards [Member] \| Issued 07-15-2014 [Member]
Unvested Share Awards [Abstract]
Shares Issued (in shares)	10,352
Share Price on date of grant (in dollars per share)	$ 27.000
Vesting Period	2 years
Vesting Schedule (in hundredths)	50.00%
Shares Vested (in shares)	6,069	1,532
Unearned Compensation	$ 48	$ 177
Restricted Share Awards [Member] \| Issued 06-23-2014 [Member]
Unvested Share Awards [Abstract]
Shares Issued (in shares)	1,103
Share Price on date of grant (in dollars per share)	$ 26.000
Vesting Period	2 years
Vesting Schedule (in hundredths)	50.00%
Shares Vested (in shares)	550
Unearned Compensation	$ 6	$ 20
Restricted Share Awards [Member] \| Issued 03-24-2014 [Member]
Unvested Share Awards [Abstract]
Shares Issued (in shares)	2,046
Share Price on date of grant (in dollars per share)	$ 22.760
Vesting Period	2 years
Vesting Schedule (in hundredths)	50.00%
Shares Vested (in shares)	2,046	1,023
Unearned Compensation		$ 10
Restricted Share Awards [Member] \| Issued 02-13-2014 [Member]
Unvested Share Awards [Abstract]
Shares Issued (in shares)	462
Share Price on date of grant (in dollars per share)	$ 21.760
Vesting Period	2 years
Vesting Schedule (in hundredths)	50.00%
Shares Vested (in shares)	462	231
Unearned Compensation		$ 2
Restricted Share Awards [Member] \| Issued 06-28-2013 [Member]
Unvested Share Awards [Abstract]
Shares Issued (in shares)	11,899
Share Price on date of grant (in dollars per share)	$ 22.560
Shares Vested (in shares)	11,199	5,724
Unearned Compensation	$ 7	$ 69
Restricted Share Awards [Member] \| Issued 06-29-2012 [Member]
Unvested Share Awards [Abstract]
Shares Issued (in shares)	13,646
Share Price on date of grant (in dollars per share)	$ 21.120
Shares Vested (in shares)	12,445	11,242
Unearned Compensation	$ 11	$ 36
Restricted Share Awards [Member] \| Issued 06-30-2011 [Member]
Unvested Share Awards [Abstract]
Shares Issued (in shares)	4,423
Share Price on date of grant (in dollars per share)	$ 22.280
Shares Vested (in shares)	4,423	3,451
Unearned Compensation		$ 8
2014 Annual EIP [Member] \| LTIP Units [Member] \| Issued 03-30-2015 [Member]
Unvested Share Awards [Abstract]
Shares Issued (in shares)	128,832
Vesting Period	3 years
Vesting Schedule (in hundredths)	25.00%
Shares Vested (in shares)	64,415
Unearned Compensation	$ 758
2013 Annual EIP [Member] \| LTIP Units [Member] \| Issued 12-23-2014 [Member]
Unvested Share Awards [Abstract]
Shares Issued (in shares)	83,993
Vesting Period	3 years
Vesting Schedule (in hundredths)	25.00%
Shares Vested (in shares)	83,992	27,998
Unearned Compensation	$ 173	$ 582
2012 Annual EIP [Member] \| LTIP Units [Member] \| Issued 12-23-2014 [Member]
Unvested Share Awards [Abstract]
Shares Issued (in shares)	97,381
Vesting Period	3 years
Vesting Schedule (in hundredths)	25.00%
Shares Vested (in shares)	194,761	48,690
Unearned Compensation		$ 309
Minimum [Member] \| Restricted Share Awards [Member] \| Issued 07-14-2015 [Member]
Unvested Share Awards [Abstract]
Vesting Period	2 years
Vesting Schedule (in hundredths)	25.00%
Minimum [Member] \| Restricted Share Awards [Member] \| Issued 06-28-2013 [Member]
Unvested Share Awards [Abstract]
Vesting Period	2 years
Vesting Schedule (in hundredths)	25.00%
Minimum [Member] \| Restricted Share Awards [Member] \| Issued 06-29-2012 [Member]
Unvested Share Awards [Abstract]
Vesting Period	2 years
Vesting Schedule (in hundredths)	25.00%
Minimum [Member] \| Restricted Share Awards [Member] \| Issued 06-30-2011 [Member]
Unvested Share Awards [Abstract]
Vesting Period	2 years
Vesting Schedule (in hundredths)	25.00%
Maximum [Member] \| Restricted Share Awards [Member] \| Issued 07-14-2015 [Member]
Unvested Share Awards [Abstract]
Vesting Period	4 years
Vesting Schedule (in hundredths)	50.00%
Maximum [Member] \| Restricted Share Awards [Member] \| Issued 06-28-2013 [Member]
Unvested Share Awards [Abstract]
Vesting Period	4 years
Vesting Schedule (in hundredths)	50.00%
Maximum [Member] \| Restricted Share Awards [Member] \| Issued 06-29-2012 [Member]
Unvested Share Awards [Abstract]
Vesting Period	4 years
Vesting Schedule (in hundredths)	50.00%
Maximum [Member] \| Restricted Share Awards [Member] \| Issued 06-30-2011 [Member]
Unvested Share Awards [Abstract]
Vesting Period	4 years
Vesting Schedule (in hundredths)	50.00%

Long-term Incentive Plan Units Issued

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- Definition

Description of award terms as to the percent of share award no longer contingent on satisfaction of either a service condition, market condition or a performance condition, thereby giving the employee the legal right to convert the award to shares, to sell the shares, and be entitled to the cash proceeds of such sale.

+ References

No definition available.

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- Definition

Unrecognized cost of unvested share-based compensation awards.

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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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- References

No definition available.

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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).

+ References

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- Definition

Number of equity instruments other than options outstanding, including both vested and non-vested instruments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(i)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(ii)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Number of shares related to Restricted Stock Award forfeited during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-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 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 29, 30
-Article 5

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- Definition

Number of shares (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP), net of any shares forfeited. Shares issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans.

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