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11. Fair Value Measurements (Details)
$ in Thousands
Dec. 31, 2015
USD ($)
Mutual Fund [Member]  
Investments, fair value disclosure $ 26
Common Stocks and ETF's [Member]  
Investments, fair value disclosure 613
Preferred Securities [Member]  
Investments, fair value disclosure 104
Corporate Bonds [Member]  
Investments, fair value disclosure 1,348
Level 1 [Member] | Mutual Fund [Member]  
Investments, fair value disclosure 26
Level 1 [Member] | Common Stocks and ETF's [Member]  
Investments, fair value disclosure 613
Level 1 [Member] | Preferred Securities [Member]  
Investments, fair value disclosure 0
Level 1 [Member] | Corporate Bonds [Member]  
Investments, fair value disclosure 0
Level 2 [Member] | Mutual Fund [Member]  
Investments, fair value disclosure 0
Level 2 [Member] | Common Stocks and ETF's [Member]  
Investments, fair value disclosure 0
Level 2 [Member] | Preferred Securities [Member]  
Investments, fair value disclosure 104
Level 2 [Member] | Corporate Bonds [Member]  
Investments, fair value disclosure 1,187
Level 3 [Member] | Mutual Fund [Member]  
Investments, fair value disclosure 0
Level 3 [Member] | Common Stocks and ETF's [Member]  
Investments, fair value disclosure 0
Level 3 [Member] | Preferred Securities [Member]  
Investments, fair value disclosure 0
Level 3 [Member] | Corporate Bonds [Member]  
Investments, fair value disclosure $ 161