Summary of Significant Accounting Policies (Details) (USD $)	Dec. 31, 2014	Dec. 31, 2013
Summary of Significant Accounting Policies (Details) [Line Items]
Goodwill	$ 744,000us-gaap_Goodwill	$ 744,000us-gaap_Goodwill
Operating Leases, Future Minimum Payments Receivable	5,113,000
Operating Leases, Future Minimum Payments Receivable, Current	2,286,000
Operating Leases, Future Minimum Payments Receivable, in Two Years	1,081,000
Operating Leases, Future Minimum Payments Receivable, in Three Years	878,000
Operating Leases, Future Minimum Payments Receivable, in Four Years	797,000
Operating Leases, Future Minimum Payments Receivable, in Five Years	41,000
Operating Leases, Future Minimum Payments Receivable, Thereafter	29,000
Accounts Receivable, Gross	177,000us-gaap_AccountsReceivableGross
Digital Display Sales [Member]
Summary of Significant Accounting Policies (Details) [Line Items]
Goodwill	$ 744,000

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For unclassified balance sheet, amounts due from customers or clients for goods or services that have been delivered or sold in the normal course of business.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 3

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.9)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 45

-Paragraph 1

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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)

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

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