XML 175 R160.htm IDEA: XBRL DOCUMENT v3.3.1.900
Subsequent Events - Narrative (Details) - USD ($)
1 Months Ended 12 Months Ended 26 Months Ended 27 Months Ended
Jan. 12, 2016
Feb. 10, 2016
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2015
Feb. 10, 2016
Oct. 31, 2013
Subsequent Event [Line Items]                
Repurchase of common stock (in shares)     625,705     12,171,808    
Share repurchase program, authorized amount of repurchase               $ 500,000,000
Repurchase of common stock, value (in dollars)     $ 4,142,000 $ 382,487,000 $ 217,903,000 $ 374,400,000    
Subsequent Event [Member]                
Subsequent Event [Line Items]                
Repurchase of common stock (in shares)   991,985         13,163,793  
Repurchase of common stock, value (in dollars)   $ 5,900,000         $ 380,300,000  
Warehouse Facility Borrowings [Member] | Subsequent Event [Member]                
Subsequent Event [Line Items]                
Mortgage loan warehouse facility $ 100,000,000              
Interest Rate 2.75%              
Interest rate at floor 0.25%              
Maturity Jan. 03, 2017