XML 53 R42.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Debt - Senior Unsecured Credit Facility (Details) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2018 USD ($) | Mar. 31, 2017 USD ($) | May 04, 2018 USD ($)
Line of Credit Facility [Line Items] |  |  |
Percent of unused portion line of credit facility triggering lower commitment fee (as a percent) | 50.00% |  |
Net proceeds from future equity issuances (as a percent) | 75.00% |  |
Unsecured credit facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Maximum borrowing capacity (up to) | $ 300,000,000 |  |
Increase in credit facility | 600,000,000 |  |
Senior unsecured credit facility | 0 |  |
Interest and unused credit facility fees | $ 400,000 | $ 300,000 |
Minimum |  |  |
Line of Credit Facility [Line Items] |  |  |
Line of credit facility, unused capacity, commitment fee (as a percent) | 0.20% |  |
Maximum |  |  |
Line of Credit Facility [Line Items] |  |  |
Line of credit facility, unused capacity, commitment fee (as a percent) | 0.30% |  |
Line Of Credit Facility Covenant Actual Results |  |  |
Line of Credit Facility [Line Items] |  |  |
Maximum leverage ratio (as a percent) | 0.282 |  |
Minimum fixed charge coverage ratio | 4.27 |  |
Minimum tangible net worth | $ 2,580,000,000 |  |
Secured recourse indebtedness ratio | 21.30% |  |
Line Of Credit Facility Covenant |  |  |
Line of Credit Facility [Line Items] |  |  |
Maximum leverage ratio (as a percent) | 0.60 |  |
Minimum fixed charge coverage ratio | 1.5 |  |
Minimum tangible net worth | $ 1,920,000,000 |  |
Secured recourse indebtedness ratio | 45.00% |  |
LIBOR | Unsecured credit facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Basis spread on variable rate | 1.50% |  |
Less than or equal to 35% | Maximum | Unsecured credit facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Ratio of net indebtedness to EBITDA | 0.35 |  |
Less than or equal to 35% | LIBOR | Unsecured credit facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Basis spread on variable rate | 1.50% |  |
Greater than 35% but less than or equal to 45% | Minimum | Unsecured credit facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Ratio of net indebtedness to EBITDA | 0.35 |  |
Greater than 35% but less than or equal to 45% | Maximum | Unsecured credit facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Ratio of net indebtedness to EBITDA | 0.45 |  |
Greater than 35% but less than or equal to 45% | LIBOR | Unsecured credit facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Basis spread on variable rate | 1.65% |  |
Greater than 45% but less than or equal to 50% | Minimum | Unsecured credit facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Ratio of net indebtedness to EBITDA | 0.45 |  |
Greater than 45% but less than or equal to 50% | Maximum | Unsecured credit facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Ratio of net indebtedness to EBITDA | 0.50 |  |
Greater than 45% but less than or equal to 50% | LIBOR | Unsecured credit facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Basis spread on variable rate | 1.80% |  |
Greater than 50% but less than or equal to 55% | Minimum | Unsecured credit facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Ratio of net indebtedness to EBITDA | 0.50 |  |
Greater than 50% but less than or equal to 55% | Maximum | Unsecured credit facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Ratio of net indebtedness to EBITDA | 0.55 |  |
Greater than 50% but less than or equal to 55% | LIBOR | Unsecured credit facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Basis spread on variable rate | 2.00% |  |
Greater than 55% | Minimum | Unsecured credit facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Ratio of net indebtedness to EBITDA | 0.55 |  |
Greater than 55% | LIBOR | Unsecured credit facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Basis spread on variable rate | 2.25% |  |
Subsequent Event | Unsecured credit facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Senior unsecured credit facility |  |  | $ 20,000,000

X
- Definition Debt Instrument, Secured Recourse Indebtedness Ratio + References No definition available. + Details
Name: | drh_DebtInstrumentSecuredRecourseIndebtednessRatio
Namespace Prefix: | drh_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line Of Credit Facility Covenant Percent of Net Proceeds From Future Equity Issuances + References No definition available. + Details
Name: | drh_LineOfCreditFacilityCovenantPercentOfNetProceedsFromFutureEquityIssuances
Namespace Prefix: | drh_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line of credit facility interest and commitment fee amount. + References No definition available. + Details
Name: | drh_LineOfCreditFacilityInterestAndCommitmentFeeAmount
Namespace Prefix: | drh_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Line of credit facility maximum leverage ratio + References No definition available. + Details
Name: | drh_LineOfCreditFacilityMaximumLeverageRatio
Namespace Prefix: | drh_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line Of Credit Facility Minimum Fixed Charge Coverage Ratio + References No definition available. + Details
Name: | drh_LineOfCreditFacilityMinimumFixedChargeCoverageRatio
Namespace Prefix: | drh_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line Of Credit Facility Minimum Tangible Net Worth + References No definition available. + Details
Name: | drh_LineOfCreditFacilityMinimumTangibleNetWorth
Namespace Prefix: | drh_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Percent Of Unused Portion Line Of Credit Facility Triggering Commitment Fee Percentage + References No definition available. + Details
Name: | drh_PercentOfUnusedPortionLineOfCreditFacilityTriggeringCommitmentFeePercentage
Namespace Prefix: | drh_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Ratio Of Net Indebtedness to Ebitda + References No definition available. + Details
Name: | drh_RatioOfNetIndebtednessToEbitda
Namespace Prefix: | drh_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
Name: | us-gaap_LineOfCredit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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_LineOfCreditFacilityCurrentBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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_LineOfCreditFacilityLineItems
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://www.xbrl.org/2003/role/presentationRef -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 fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility. + References No definition available. + Details
Name: | us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | drh_LineOfCreditFacilityCovenantAxis=drh_LineOfCreditFacilityCovenantActualResultsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | drh_LineOfCreditFacilityCovenantAxis=drh_LineOfCreditFacilityCovenantMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_LondonInterbankOfferedRateLIBORMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | drh_LineOfCreditFacilityLeverageRangeAxis=drh_LeverageRangeOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | drh_LineOfCreditFacilityLeverageRangeAxis=drh_LeverageRangeTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | drh_LineOfCreditFacilityLeverageRangeAxis=drh_LeverageRangeThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | drh_LineOfCreditFacilityLeverageRangeAxis=drh_LeverageRangeFourMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | drh_LineOfCreditFacilityLeverageRangeAxis=drh_LeverageRangeFiveMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |