Balance held at close of period in number of shares.

The cash inflow associated with the sale of debt and equity securities classified as available-for-sale securities.

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-Name Statement of Financial Accounting Standard (FAS)

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

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-Name Accounting Standards Codification

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 7: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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+ Details

Subsequent Events (Details) (USD $) In Thousands, except Share data, unless otherwise specified			0 Months Ended
	Dec. 01, 2012	Dec. 01, 2012 Centaur Media	Jan. 18, 2013 SNHC	Jan. 30, 2013 Subsequent events Centaur Media	Jan. 18, 2013 Subsequent events SNHC	Dec. 28, 2012 Subsequent events Lehigh Valley of Pennsylvania Undeveloped Land item acre sqft
Subsequent events
Area of property (in acres)						49
Purchase price payable in cash						$ 7,119
Number of industrial buildings with approvals for development						2
Area of industrial buildings with approvals for development (in square feet)						500,000
Initial cash proceeds from sale of investment			3,226		3,226
Shares of common stock sold				1,000,000
Shares of common stock held in Centaur Media	5,277,150	5,277,150
Proceeds from sale of shares				$ 870