XML 18 R79.htm IDEA: XBRL DOCUMENT v3.20.1
Stockholders' Equity and Non-Controlling Interests - Equity Incentive Plans (Details) - USD ($)
1 Months Ended 3 Months Ended
Sep. 30, 2019
Apr. 30, 2018
Mar. 31, 2017
Mar. 31, 2020
Mar. 31, 2019
May 31, 2017
Equity Incentive Plans            
Granted (in shares)       965,847    
Award vesting period   3 years 3 years      
Vested immediately on the grant date            
Equity Incentive Plans            
Granted (in shares) 218,898          
Remaining vesting            
Equity Incentive Plans            
Award vesting period       3 years    
Starwood Property Trust, Inc. Equity Plan and Manager Equity Plan            
Equity Incentive Plans            
Number of shares of authorized for issuance           11,000,000
Number of shares available for future grants       6,500,000    
Starwood Property Trust, Inc. Equity Plan            
Equity Incentive Plans            
Granted (in shares)       965,847    
Starwood Property Trust, Inc. Manager Equity Plan | Restricted stock units            
Equity Incentive Plans            
Share-based compensation expense, before tax       $ 5,200,000 $ 3,200,000  
Granted (in shares) 1,200,000 775,000 1,000,000      
Awards granted, fair value $ 29,484,000 $ 16,329,000 $ 22,240,000      
Award vesting period   3 years