Note 1 - General (Detail) (USD $)	12 Months Ended		24 Months Ended	36 Months Ended		48 Months Ended		60 Months Ended
	Dec. 31, 2012	Dec. 31, 1996	Dec. 31, 2003	Dec. 31, 2005	Dec. 31, 2002	Dec. 31, 2008	Dec. 31, 2006	Dec. 31, 2000
Minimum Amount of Time Before Leaving Partnership	1 year
Maximum Percentage of Total Limited Partner's Capital Available for Liquidation During One Year	20.00%
Number of Quarterly Installments for Withdrawl From Partnership	4
Early Withdrawl Penalty Percentage	10.00%
Minimum Amount of Time Before Leaving Partnership Without Penalty	5 years
Number of Quarterly Installments for Withdrawl From Partnership Without Penalty	20
Partners' Capital, Authorized Offering	$ 300,000,000	$ 15,000,000	$ 50,000,000	$ 75,000,000	$ 30,000,000	$ 100,000,000	$ 75,000,000	$ 30,000,000
Partners' Capital Account, Sale of Units	299,813,000
Formation Loan Made	22,567,000	1,075,000	3,777,000		2,218,000	7,564,000	5,661,000	2,272,000
Percentage of Limited Partners' Contributions		7.20%	7.60%		7.40%	7.60%	7.60%	7.60%
Limited Partners' Contributed Capital	299,813,000	14,932,000	49,985,000		29,999,000	100,000,000	74,904,000	29,993,000
Number of Annual Installments			10		10	10	10
Annual Installment Repayment Amount			377,700		221,800	756,400	566,000
Scenario, Forecast [Member]
Percentage of Gross Proceeds Paid For Sale Commissions	7.60%
Percentage of Investors Estimated to Reinvest Profits	65.00%
Percentage of Commissions	9.00%
Scenario, Actual [Member]
Percentage of Commissions	7.50%
Minimum [Member]
Partners' Capital, Authorized Offering		250,000
Percentage of Gross Proceeds Paid For Sale Commissions	0.00%
Maximum [Member]
Partners' Capital, Authorized Offering		$ 15,000,000
Percentage of Gross Proceeds Paid For Sale Commissions	9.00%