XML 80 R51.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Subsequent Events (Details) (USD $) In Millions, except Share data, unless otherwise specified | 3 Months Ended | 6 Months Ended | 1 Months Ended | 3 Months Ended | 6 Months Ended | 0 Months Ended
--- | --- | --- | --- | --- | --- | ---
Jun. 30, 2013 | Jun. 30, 2013 | Jul. 19, 2013 Orlando, FL Office Properties Acquisition (7/2013) [Member] property sqft | Jun. 30, 2013 Highwoods Properties, Inc. [Member] | Jun. 30, 2013 Highwoods Properties, Inc. [Member] | Jul. 10, 2013 Highwoods Properties, Inc. [Member] ATM 2012 Equity Sales Offering [Member]
Subsequent Event [Line Items] |  |  |  |  |  |
Number of Common Stock sold at the market during period (in shares) |  |  |  | 1,756,590 | 3,056,381 | 515,536
Average price of Common Stock sold at the market during period (in dollars per share) |  |  |  | $ 38.32 | $ 37.31 | $ 35.21
Net proceeds of Common Stock sold at the market during period |  |  |  | $ 66.3 | $ 112.3 | $ 17.9
Percentage of equity interest acquired in unconsolidated affiliate (in hundredths) |  |  | 60.00% |  |  |
Percentage of equity interest in joint ventures, maximum (in hundredths) | 50.00% | 50.00% | 40.00% |  |  |
Number of office properties acquired |  |  | 5 |  |  |
Rentable square feet of acquisition (in sq. ft) |  |  | 1,300,000 |  |  |
Purchase price of acquisition |  |  | 113.3 |  |  |
Fair value of assets recorded from the acquisition |  |  | 188.9 |  |  |
Fair value of debt assumed from the acquisition |  |  | 127.9 |  |  |
Effective interest rate of secured debt assumed from the acquisition (in hundredths) |  |  | 3.11% |  |  |
Maturity date of debt assumed from the acquisition |  |  | Jul. 01, 2014 |  |  |
Acquisition-related costs | 0.4 | 0.9 | 0.1 |  |  |
Gain on acquisition of controlling interests in joint venture |  |  | $ 7 |  |  |

X
- Definition The average price of Common Stock sold "at the market" during the period. + References No definition available. + Details
Name: | hiw_AveragePriceOfCommonStockSoldAtMarketDuringPeriod
Namespace Prefix: | hiw_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fair value of secured debt assumed in a business combination. + References No definition available. + Details
Name: | hiw_BusinessAcquisitionCostOfAcquiredEntitySecuredDebtAssumed
Namespace Prefix: | hiw_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Effective interest rate of secured debt assumed in a business combination. + References No definition available. + Details
Name: | hiw_BusinessAcquisitionCostOfAcquiredEntitySecuredDebtAssumedEffectiveInterestRate
Namespace Prefix: | hiw_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of cash paid to acquire the equity interest in an unconsolidated affiliate. + References No definition available. + Details
Name: | hiw_BusinessAcquisitionCostofAcquiredEquityInterestsCashPaid
Namespace Prefix: | hiw_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Gain (loss) recognized from the acquisition of controlling interests of an unconsolidated affiliate. + References No definition available. + Details
Name: | hiw_BusinessAcquisitionGainLossRecognized
Namespace Prefix: | hiw_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Percentage of equity interests acquired in the business combination. + References No definition available. + Details
Name: | hiw_BusinessAcquisitionPercentageofEquityInterestsAcquired
Namespace Prefix: | hiw_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The maturity date of secured debt assumed in a business combination. + References No definition available. + Details
Name: | hiw_BusinessAcquisitionSecuredDebtAssumedMaturityDate
Namespace Prefix: | hiw_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition The net proceeds of Common Stock sold "at the market" during the period. + References No definition available. + Details
Name: | hiw_NetProceedsOfCommonStockSoldAtMarketDuringPeriod
Namespace Prefix: | hiw_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The number of Common Stock sold "at the market" during the period. + References No definition available. + Details
Name: | hiw_NumberOfCommonStockSoldAtMarketDuringPeriod
Namespace Prefix: | hiw_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of real estate office properties acquired. + References No definition available. + Details
Name: | hiw_NumberOfOfficePropertiesAcquired
Namespace Prefix: | hiw_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition The maximum percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. + References No definition available. + Details
Name: | hiw_PercentageOfEquityInterestInJointVenturesMaximum
Namespace Prefix: | hiw_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Rentable Square Feet Of Acquisitions + References No definition available. + Details
Name: | hiw_RentableSquareFeetOfAcquisitions
Namespace Prefix: | hiw_
Data Type: | num:areaItemType
Balance Type: | na
Period Type: | instant

X
- Definition The amount of acquisition cost of a business combination allocated to assets acquired. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 37 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
Name: | us-gaap_BusinessAcquisitionPurchasePriceAllocationAssetsAcquired
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 23 -URI http://asc.fasb.org/extlink&oid=21917927&loc=d3e1043-128460 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141R -Paragraph 59 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
Name: | us-gaap_BusinessCombinationAcquisitionRelatedCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_SubsequentEventLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration