Investment Properties and Properties Held for Sale - Additional Information (Detail)				3 Months Ended		6 Months Ended
	Dec. 22, 2014 USD ($)	Nov. 12, 2009 USD ($)	Sep. 30, 2009 USD ($)	Jun. 30, 2015 USD ($) State Property Tenants	Jun. 30, 2014 USD ($)	Jun. 30, 2015 USD ($) State Property Tenants	Jun. 30, 2014 USD ($)
Long Lived Assets Held-for-sale [Line Items]
Property leased to fully constructed fast-food restaurants | Property				11		11
Location of properties | State				4		4
Number of tenant occupied leased property | Tenants				11		11
Lease Expiration Date						May 31, 2014
Notice of Default Expiration Date						Feb. 23, 2014
Property sale price		$ 450,000	$ 520,000
Partnership recognized income (loss) from discontinued operations				$ 75	$ (26,170)	$ (67)	$ (13,653)
Sundance, Inc. [Member]
Long Lived Assets Held-for-sale [Line Items]
Property sale price						$ 555,000
Purchase agreement date						Sep. 12, 2014
Proceed from sale of property	$ 490,000
Wendy's Restaurants [Member]
Long Lived Assets Held-for-sale [Line Items]
Property leased to fully constructed fast-food restaurants | Property				9		9
Applebee's Restaurant [Member]
Long Lived Assets Held-for-sale [Line Items]
Property leased to fully constructed fast-food restaurants | Property				1		1
KFC Restaurant [Member]
Long Lived Assets Held-for-sale [Line Items]
Property leased to fully constructed fast-food restaurants | Property				1		1