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RESTRICTED STOCK UNITS, STOCK OPTIONS, AND STOCK APPRECIATION RIGHTS (SARs) (Tables)
3 Months Ended 12 Months Ended
Mar. 31, 2014
Dec. 31, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]    
Compensation cost arising from share-based arrangements
The Company recognized compensation expense from share-based arrangements shown in the following table:
 
Three Months Ended March 31,
 
2014
 
2013
 
(In thousands)
Recognition of fair value of restricted stock units, stock options and SARs over vesting period; and issuance of stock
$
728

 
$
1,663

Contributions of stock to the Company's 401(k) plan

 
723

Total share-based compensation expense
$
728

 
$
2,386

Compensation cost arising from share-based arrangements is shown in the following table: 
 
Years Ended December 31,
 
2013
 
2012
 
2011
 
(In thousands)
Recognition of fair value of restricted stock units, stock options and SARs over vesting period; and issuance of stock
$
2,967

 
$
3,088

 
$
1,969

Contributions of stock to the Company’s 401(k) plan
2,355

 
2,952

 
2,752

Total share-based compensation expense
$
5,322

 
$
6,040

 
$
4,721

Summary of Restricted Stock Unit activity
A summary of restricted stock award activity for the three months ended March 31, 2014 is as follows: 
 
Units
 
Weighted
Average
Grant-Date
Fair Value
 
Unamortized
Compensation
Expense
(In thousands)
 
Non-vested at December 31, 2013
588,727

 
$
9.37

 
 
 
Granted

 

 
 
 
Vested

 

 
 
 
Non-vested at March 31, 2014
588,727

 
$
9.37

 
$
1,618

(1) 
____________________
(1)
Expected to be recognized over the next three years.
A summary of restricted stock award activity for the year ended December 31, 2013 is as follows: 
 
Units
 
Weighted Average
Grant-Date Fair
Value
 
Unamortized
Compensation
Expense
(In thousands)
 
Non-vested at December 31, 2012
680,185

 
$
8.88

 
 
 
Granted
103,730

 
$
11.70

 
 
 
Vested
(195,940
)
 
$
8.62

 
 
 
Forfeited

 
$

 
 
 
Non-vested at December 31, 2013
587,975

 
$
9.46

 
$
2,346

(1) 
____________________ 
(1)
Expected to be recognized over the next three years.
Additional information related to restricted stock units: 
Years Ended December 31:
Weighted
Average
Grant-Date
Fair Value
 
Total
Grant- Date
Fair Value of
Restricted Stock
Units that Vested
(In thousands)
2013
$
11.70

 
$
1,689

2012
$
7.57

 
$
1,336

2011
$
14.99

 
$
1,757

Summary of Stock Option activity
A summary of stock option activity for the three months ended March 31, 2014 is as follows:
 
Stock Options
 
Weighted
Average
Exercise Price
 
Weighted
Average
Remaining
Contractual
Life
(In years)
 
Aggregate Intrinsic
Value
(In thousands)
 
Unamortized
Compensation
Expense
(In thousands)
Outstanding at December 31, 2013
145,806

 
$
21.97

 
 
 
 
 
 
Exercised

 
$

 
 
 
 
 
 
Expired

 
$

 
 
 
 
 
 
Outstanding and exercisable at March 31, 2014
145,806

 
$
21.97

 
4.0

 
$
1,139

 
$

Information with respect to stock option activity for the year ended December 31, 2013, is as follows:
 
Stock Options
 
Weighted
Average
Exercise Price
 
Weighted
Average
Remaining
Contractual
Life
(In years)
 
Aggregate
Intrinsic
Value
(In thousands)
 
Unamortized
Compensation
Expense
(In thousands)
Outstanding at December 31, 2012
170,823

 
$
21.30

 
 
 
 
 
 
Expired
(25,017
)
 
$
17.41

 
 
 
 
 
 
Outstanding and exercisable at December 31, 2013
145,806

 
$
21.97

 
4.254
 
$

 
$

Additional information related to stock options: 
Years Ended December 31:
Intrinsic Value of
Stock Options
Exercised
 
Total Grant-Date
Fair Value of Stock
Options that Vested
 
(In thousands)
2013
$

 
$

2012
$

 
$

2011
$
86

 
$
538

Summary of Stock Appreciation Rights
A summary of SARs activity for the three months ended March 31, 2014 is as follows:
 
SARs
 
Weighted
Average Exercise Price
 
Weighted
Average
Remaining
Contractual
Life
(In years)
 
Aggregate Intrinsic
Value
(In thousands)
 
Unamortized
Compensation
Expense
(In thousands)
Outstanding at December 31, 2013
70,734

 
$
22.60

 
 
 
 
 
 
Exercised
(25,667
)
 
$

 
 
 
 
 
 
Expired

 
$

 
 
 
 
 
 
Outstanding and exercisable at March 31, 2014
45,067

 
$
23.95

 
1.9
 
$
352

 
$

Information with respect to SARs granted and outstanding for the year ended December 31, 2013 is as follows:
 
SARs
 
Weighted
Average Exercise Price
 
Weighted
Average
Remaining
Contractual
Life
(In years)
 
Aggregate
Intrinsic
Value
(In thousands)
 
Unamortized
Compensation
Expense
(In thousands)
Outstanding at December 31, 2012
70,734

 
$
22.60

 
 
 
 
 
 
Expired

 
$

 
 
 
 
 
 
Outstanding and exercisable at December 31, 2013
70,734

 
$
22.60

 
1.7
 
$

 
$