Related-Party Transactions (Details) (USD $)	3 Months Ended	0 Months Ended	3 Months Ended				0 Months Ended
	Mar. 31, 2013 Wells Management Leasing_Fee	Oct. 22, 2012 Piedmont Office Realty Trust, Inc.	Mar. 31, 2013 Management and Leasing Fees Wells Management	Mar. 31, 2012 Management and Leasing Fees Wells Management	Mar. 31, 2013 Administrative Expenses Wells Capital and Wells Management	Mar. 31, 2012 Administrative Expenses Wells Capital and Wells Management	Apr. 21, 2008 In re Wells Real Estate Investment Trust, Inc. Securities Litigation Piedmont Office Realty Trust, Inc.	Mar. 31, 2008 In re Wells Real Estate Investment Trust, Inc. Securities Litigation Piedmont Office Realty Trust, Inc. Legal_Complaints	Mar. 12, 2007 In re Wells Real Estate Investment Trust, Inc. Securities Litigation Piedmont Office Realty Trust, Inc. Legal_Complaints
Related Party Transaction [Line Items]
Monthly management fee (percent)	3.00%
Monthly leasing fee (percent)	3.00%
Number of times initial leasing fee incurred	1
Minimum commercial lease term (in years)	10 years
Monthly management and leasing fee for long-term commercial property leases (percent)	1.00%
Initial leasing fee (percent)	3.00%
Initial Leasing Fee Payable for Period of Lease Term, Years	5 years
Partnership's share of costs incurred through joint ventures			$ 4,992	$ 11,307	$ 17,194	$ 23,481
Number of dismissed complaints								5
Number of complaints in original filing of litigation									7
Number of complaints allowed by court								2
Damages sought in complaint							159,000,000
Proposed cash payment to settle lawsuit		$ 4,900,000
Prior notice requirement for termination of agreements (in days)	60 days