XML 112 R92.htm IDEA: XBRL DOCUMENT v3.3.1.900
Savings Plan (Details) - USD ($)
 11 Months Ended 12 Months Ended 25 Months Ended
Dec. 31, 2014
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 1998
Dec. 31, 1997
Jan. 31, 2014
Savings Plan [Line Items]              
Charges recognized   $ 3,000,000 $ 1,600,000 $ 2,600,000      
Number of common stock purchased         7,200 46,671  
Amount of common stock purchased         $ 200,000 $ 1,000,000  
Savings Plan              
Savings Plan [Line Items]              
Employee contribution to savings plan $ 0.50 1          
Defined Contribution Plan Employer Employee Contribution $ 1 $ 1          
Maximum matching contribution 5.00%           5.00%
Percentage of enrollment of base pay   3.00%          
Non Qualified Plan [Member]              
Savings Plan [Line Items]              
Liability under the restoration plan $ 1,700,000 $ 1,000,000 $ 1,700,000        
Liability under the restoration plan, shares 74,190 71,818 74,190