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Investments in Equity Securities Investments in Equity Securities (Tables) (Equity securities available for sale)
3 Months Ended
Mar. 31, 2015
Equity securities available for sale
 
Schedule of Available-for-sale Securities [Line Items]  
Schedule of Investments in Equity Securities
At March 31, 2015 and December 31, 2014, investments in equity securities were as follows:
 
(In thousands)
Cost
 
Gross Unrealized
 
Fair
Value
 
Carrying
Value
Gains
 
Losses
 
March 31, 2015
 
 
 
 
 
 
 
 
 
Common stocks
$
70,483

 
$

 
$
(9,383
)
 
$
61,100

 
$
61,100

Preferred stocks
100,377

 
17,102

 
(3,870
)
 
113,609

 
113,609

Total
$
170,860

 
$
17,102

 
$
(13,253
)
 
$
174,709

 
$
174,709

December 31, 2014
 
 
 
 
 
 
 
 
 
Common stocks
$
69,870

 
$
11,929

 
$
(5,453
)
 
$
76,346

 
$
76,346

Preferred stocks
90,425

 
8,385

 
(4,165
)
 
94,645

 
94,645

Total
$
160,295

 
$
20,314

 
$
(9,618
)
 
$
170,991

 
$
170,991