Investment (Available-For-Sale Investments Outstanding) (Details) (USD $)	3 Months Ended
	Mar. 31, 2014
Schedule of Available-for-sale Securities [Line Items]
Cost basis	$ 17,470,000
Gross Unrealized Gains	1,070,000
Gross Unrealized Losses	52,000
Fair Value	18,488,000
Proceeds from the sale of available-for-sale securities	600,000
Available for sale securities, realized loss	100,000
Equity Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Cost basis	3,632,000
Gross Unrealized Gains	373,000
Gross Unrealized Losses	44,000
Fair Value	3,961,000
Mutual Funds [Member]
Schedule of Available-for-sale Securities [Line Items]
Cost basis	10,914,000
Gross Unrealized Gains	430,000
Gross Unrealized Losses	8,000
Fair Value	11,336,000
Exchange Traded Funds [Member]
Schedule of Available-for-sale Securities [Line Items]
Cost basis	2,924,000
Gross Unrealized Gains	267,000
Fair Value	$ 3,191,000