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Receivables (Tables)
 9 Months Ended
Sep. 30, 2016
Receivables [Abstract]  
Receivables
Receivables consist of:
 
Third
Quarter-End
 
Year-End
 
2016
 
2015
 
(In thousands)
Funds held by qualified intermediary for potential 1031 like-kind exchange
$
—

 
$
14,703

Other receivables and accrued interest
561

 
2,218

Other loans secured by real estate, average interest rates of 12.91% at third quarter-end 2016 and 11.31% at year-end 2015
764

 
2,130

 
1,325

 
19,051

Allowance for bad debts
(25
)
 
(26
)
 
$
1,300

 
$
19,025