Annual report pursuant to Section 13 and 15(d)

Income Tax - Additional Information (Details)

v3.19.3.a.u2
Income Tax - Additional Information (Details) - USD ($)
3 Months Ended 12 Months Ended
Dec. 31, 2019
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Operating Loss Carryforwards [Line Items]                      
income tax expense $ 9,396,000 $ 132,000 $ 839,000 $ (2,270,000) $ 1,034,000 $ 939,000 $ 153,000 $ 18,000 $ 8,097,000 $ 2,144,000 $ 885,000
Net deferred tax liabilities 14,000,000       2,000,000       14,000,000 2,000,000  
Net operating loss carryforwards 121,000,000               121,000,000    
Deferred tax assets, operating loss carryforwards, subject to expiration 13,000,000               13,000,000    
Operating loss carryforwards, not subject to expiration         16,000,000         16,000,000  
Uncertain tax positions 0       0       0 0  
Accrued interest and penalties 0       0       0 0  
Interest and penalties recognized during the period                 0 0 0
Tax Year 2035                      
Operating Loss Carryforwards [Line Items]                      
Net operating loss carryforwards 105,000,000               105,000,000    
TRS                      
Operating Loss Carryforwards [Line Items]                      
income tax expense                 8,000,000 2,000,000 $ 800,000
Net deferred tax liabilities $ 14,000,000       $ 2,000,000       $ 14,000,000 $ 2,000,000