Long term incentive partnership units outstanding.

No definition available.

Name:	peb_LongTermIncentivePartnershipUnitsOutstanding
Namespace Prefix:	peb_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Long Term Incentive Partnership Units Value Per Unit

+ References

No definition available.

+ Details

Name:	peb_LongTermIncentivePartnershipUnitsValuePerUnit
Namespace Prefix:	peb_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Long term incentive partnership units vested.

+ References

No definition available.

+ Details

Name:	peb_LongTermIncentivePartnershipUnitsVested
Namespace Prefix:	peb_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Total Grant Date Fair Value

+ References

No definition available.

+ Details

Name:	peb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodTotalGrantDateFairValue
Namespace Prefix:	peb_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

ShareBasedCompensationArrangementByShareBasedPaymentAward,Estimated Shares Expected to Vest

+ References

No definition available.

+ Details

Name:	peb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEstimatedSharesExpectedtoVest
Namespace Prefix:	peb_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Share based compensation plan.

+ References

No definition available.

+ Details

Name:	peb_ShareBasedCompensationPlanTextualAbstract
Namespace Prefix:	peb_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Shares Not Subject to Maximum

+ References

No definition available.

+ Details

Name:	peb_SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsSharesNotSubjecttoMaximum
Namespace Prefix:	peb_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 14.F)
-URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_AllocatedShareBasedCompensationExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Antidilution
-URI http://asc.fasb.org/extlink&oid=6505113

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Diluted Earnings Per Share
-URI http://asc.fasb.org/extlink&oid=6510752

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Contingent Stock Agreement
-URI http://asc.fasb.org/extlink&oid=6508534

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

+ Details

Name:	us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

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

- Definition

Unrecognized cost of unvested share-based compensation awards.

+ 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 (i)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- 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.

+ References

+ Details

Name:	us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- 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.

+ 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 (a)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- 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).

+ 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)(2)(iii)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

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

+ 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)(2)(iii)(2)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

+ References

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

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember
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_AwardTypeAxis=us-gaap_PerformanceSharesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AwardDateAxis=peb_February2012Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VestingAxis=peb_OfficerAwardsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VestingAxis=peb_NonexecutivemanagementawardMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AwardDateAxis=peb_January2013Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AwardDateAxis=peb_December2013Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AwardDateAxis=peb_December2013Tranche1Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AwardDateAxis=peb_February2014Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AwardDateAxis=peb_February2015Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AwardDateAxis=peb_July2015Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AwardDateAxis=peb_February2016Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AwardTypeAxis=peb_LongTermIncentivePartnershipUnitsClassAMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AwardTypeAxis=peb_LongtermincentivepartnershipunitsclassBMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AwardTypeAxis=peb_LongTermIncentivePartnershipUnitsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Share-Based Compensation Plan (Details Textual) - USD ($) $ / shares in Units, $ in Millions										3 Months Ended		9 Months Ended
	Feb. 10, 2016	Jan. 06, 2016	Jul. 27, 2015	Feb. 11, 2015	Feb. 04, 2014	Dec. 13, 2013	Jan. 30, 2013	Feb. 08, 2012	Dec. 14, 2009	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount										31,311	10,533	117,201	0
Share-Based Compensation Plan (Textual) [Abstract]
Share-based award vesting period												6 years
Number of common shares available for issuance under the 2009 Equity Incentive Plan										1,409,031		1,409,031
Operating Partnership outstanding										236,351		236,351		236,351
LTIP units, vested										54,845		54,845
Restricted Stock [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Allocated Share-based Compensation Expense										$ 0.5	$ 0.4	$ 1.3	$ 1.2
Total unrecognized compensation cost										2.9		$ 2.9
Weighted average remaining vesting period (in years)												2 years 1 month
Share-based equity award grant												68,535
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period												52,452
Restricted Stock [Member] \| Minimum [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Share-based award vesting period												3 years
Restricted Stock [Member] \| Maximum [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Share-based award vesting period												5 years
Performance Shares [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Allocated Share-based Compensation Expense										1.5	1.6	$ 4.0	4.6
Total unrecognized compensation cost										10.4		$ 10.4
Weighted average remaining vesting period (in years)												1 year 9 months
Performance Shares [Member] \| February 2012 [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Share-based equity award grant								72,056
Performance Shares [Member] \| February 2012 [Member] \| Officer Awards [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period				120,016
Performance Shares [Member] \| February 2012 [Member] \| Nonexecutive management award [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period				87,556
Performance Shares [Member] \| January 2013 [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Share-based equity award grant							72,118
Performance Shares [Member] \| January 2013 [Member] \| Officer Awards [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period		120,730
Performance Shares [Member] \| January 2013 [Member] \| Nonexecutive management award [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period		56,562
Performance Shares [Member] \| December 2013 [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Share-based equity award grant						252,088
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period		25,134
Performance Shares [Member] \| December 2013 [Member] \| Minimum [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Estimated Shares Expected to Vest Minimum and Maximum						0.00%
Performance Shares [Member] \| December 2013 [Member] \| Maximum [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Estimated Shares Expected to Vest Minimum and Maximum						200.00%
Performance Shares [Member] \| December 2013 - Tranche 1 [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Share-based equity award grant		50,418
Estimated Shares Expected to Vest Minimum and Maximum		49.00%
Performance Shares [Member] \| February 2014 [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Share-based equity award grant					66,483
Shares Expected to Vest Not Subject to Maximum					10,092
Performance Shares [Member] \| February 2014 [Member] \| Minimum [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Estimated Shares Expected to Vest Minimum and Maximum					0.00%
Performance Shares [Member] \| February 2014 [Member] \| Maximum [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Estimated Shares Expected to Vest Minimum and Maximum					200.00%
Performance Shares [Member] \| February 2015 [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Share-based equity award grant				44,962
Shares Expected to Vest Not Subject to Maximum				8,559
Performance Shares [Member] \| February 2015 [Member] \| Minimum [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Estimated Shares Expected to Vest Minimum and Maximum				0.00%
Performance Shares [Member] \| February 2015 [Member] \| Maximum [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Estimated Shares Expected to Vest Minimum and Maximum				200.00%
Performance Shares [Member] \| July 2015 [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Share-based equity award grant			771
Performance Shares [Member] \| February 2016 [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Share-based equity award grant	100,919
Shares Expected to Vest Not Subject to Maximum	17,372
Performance Shares [Member] \| February 2016 [Member] \| Minimum [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Estimated Shares Expected to Vest Minimum and Maximum	0.00%
Performance Shares [Member] \| February 2016 [Member] \| Maximum [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Estimated Shares Expected to Vest Minimum and Maximum	200.00%
LongTermIncentivePartnershipUnitsClassA [Member]
Share-Based Compensation Plan (Textual) [Abstract]
LTIP Units Granted									929,099
Value of LTIP grants per share									$ 8.50
LongtermincentivepartnershipunitsclassB [Member]
Share-Based Compensation Plan (Textual) [Abstract]
LTIP Units Granted						226,882
Value of LTIP grants per share						$ 29.19
Grant date fair value of performance-based equity awards						$ 6.6
Long Term Incentive Partnership Units [Member]
Share-Based Compensation Plan (Textual) [Abstract]
Allocated Share-based Compensation Expense										0.3	$ 0.3	$ 0.8	$ 0.8
Total unrecognized compensation cost										$ 3.5		$ 3.5
Weighted average remaining vesting period (in years)												1 year 8 months