XML 76 R66.htm IDEA: XBRL DOCUMENT v3.19.2
Subsequent Events - Additional Information (Narrative) (Details) - USD ($)
$ / shares in Units, $ in Thousands
Aug. 25, 2019
Aug. 23, 2019
Aug. 09, 2019
Jul. 26, 2019
Aug. 26, 2019
Jun. 30, 2019
Dec. 31, 2018
Subsequent Events [Line Items]              
Long-term Debt, Gross           $ 200,000 $ 200,000
Subsequent Event [Member]              
Subsequent Events [Line Items]              
Date of announcement of dividend       Jul. 26, 2019      
Date of payment of dividend   Aug. 23, 2019          
Date of record of dividend     Aug. 09, 2019        
Class A Stock | Subsequent Event [Member]              
Subsequent Events [Line Items]              
Quarterly dividend payable amount per share       $ 0.12      
Class B Stock | Subsequent Event [Member]              
Subsequent Events [Line Items]              
Quarterly dividend payable amount per share       $ 0.11      
Forecast [Member]              
Subsequent Events [Line Items]              
Repayments of Secured Debt $ 50,000            
Debt Instrument Redemption Price Call Premium 103.375%            
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed 25.00%            
Debt Instrument, Redemption Period, Start Date Aug. 25, 2019            
Payment for Debt Extinguishment or Debt Prepayment Cost $ 1,700            
Long-term Debt, Gross         $ 150,000    
Annual Interest Costs Reduction as a result of Debt Redemption $ 3,800