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Unrealized Gain / Loss on Investments (Details) (USD $) | 3 Months Ended
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Mar. 31, 2013
CommonWealth REIT (CWH) |
Unrealized gain on investments |
Investment in common shares | 250,000
Quoted market prices (in dollars per share) | $ 22.44
Weighted average costs (in dollars per share) | $ 26.00
Five Star |
Unrealized gain on investments |
Investment in common shares | 4,235,000
Quoted market prices (in dollars per share) | $ 6.69
Weighted average costs (in dollars per share) | $ 3.36

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