Concentration of Credit Risk (Details) (USD $)	12 Months Ended
Dec. 31, 2014 Customer	Dec. 31, 2013 Customer
Concentration Risk [Line Items]
Number of significant customers	4acy_NumberOfSignificantCustomers	4acy_NumberOfSignificantCustomers
Operating leases, minimum future lease revenue payments receivable under noncancelable leases [Abstract]
2015	$ 22,938,700
2016	21,300,400
2017	17,937,600
2018	13,719,200
2019	12,860,000
Thereafter	37,596,300
Total	126,352,200
Customer One [Member] \| Lease Revenue [Member]
Concentration Risk [Line Items]
Lease revenues and receivables from significant customers (in hundredths)	20.00%	23.00%
Customer Two [Member] \| Lease Revenue [Member]
Concentration Risk [Line Items]
Lease revenues and receivables from significant customers (in hundredths)	18.00%	19.00%
Customer Three [Member] \| Lease Revenue [Member]
Concentration Risk [Line Items]
Lease revenues and receivables from significant customers (in hundredths)	14.00%	11.00%
Customer Four [Member] \| Lease Revenue [Member]
Concentration Risk [Line Items]
Lease revenues and receivables from significant customers (in hundredths)	11.00%	10.00%
Two Customers [Member]
Concentration Risk [Line Items]
Receivables	$ 1,130,000	1,231,500
Two Customers [Member] \| Receivable [Member]
Concentration Risk [Line Items]
Lease revenues and receivables from significant customers (in hundredths)	56.00%	40.00%

Refers to the number of significant customers contributing for lease revenues.

No definition available.

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- Definition

Carrying amount as of the balance sheet date, net of allowance for doubtful accounts, of account and note receivables due from other than related parties.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.3-4)

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 21

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=35750535&loc=d3e13537-108611

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 20

-URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6404-108592

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

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-URI http://asc.fasb.org/extlink&oid=35750535&loc=d3e13531-108611

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-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 18

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- Definition

Future minimum rental payments in aggregate as of the balance sheet date under operating leases.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 20

-Section 50

-Paragraph 4

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6454179&loc=d3e41551-112718

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Future rental payments receivable within one year of the balance sheet date under an operating lease.

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Future rental payments receivable within the fifth year from the balance sheet date under an operating lease.

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Future rental payments receivable within the fourth year from the balance sheet date under an operating lease.

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Future rental payments receivable within the third year from the balance sheet date under an operating lease.

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Future rental payments receivable within the second year from the balance sheet date under an operating lease.

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- Definition

Future minimum lease payments receivable under operating leases for periods greater than five years following the balance sheet date.

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