Accumulated Other Comprehensive Loss (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Available For Sale Securities Gross Unrealized Gain Loss Calculation [Roll Forward]
Tax increment financing bond, beginning balance	$ (2,309)	$ (2,543)
Unrealized gains/(losses) on tax increment financing bond	411	234	(177)
Tax increment financing bond, ending balance	(1,898)	(2,309)	(2,543)
Cash Flow Hedges Derivative Instruments At Fair Value Net Calculation [Roll Forward]
Cash flow hedges, beginning balance	(3,425)	(1,105)
Unrealized losses on cash flow hedges	(10,358)	(2,202)	0
Amortization of cash flow hedges	3,053	(118)	237
Cash flow hedges, ending balance	(10,730)	(3,425)	(1,105)
Total accumulated other comprehensive loss	(12,628)	(5,734)
Highwoods Realty Limited Partnership [Member]
Available For Sale Securities Gross Unrealized Gain Loss Calculation [Roll Forward]
Tax increment financing bond, beginning balance	(2,309)	(2,543)
Unrealized gains/(losses) on tax increment financing bond	411	234	(177)
Tax increment financing bond, ending balance	(1,898)	(2,309)	(2,543)
Cash Flow Hedges Derivative Instruments At Fair Value Net Calculation [Roll Forward]
Cash flow hedges, beginning balance	(3,425)	(1,105)
Unrealized losses on cash flow hedges	(10,358)	(2,202)	0
Amortization of cash flow hedges	3,053	(118)	237
Cash flow hedges, ending balance	(10,730)	(3,425)	(1,105)
Total accumulated other comprehensive loss	$ (12,628)	$ (5,734)