XML 170 R115.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Leases Narrative (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Jan. 01, 2019
Dec. 31, 2017
Dec. 31, 2016
New Accounting Pronouncements or Change in Accounting Principle [Line Items]        
Operating Lease, Right-of-Use Asset $ 26,535 $ 20,700    
Operating Lease, Liability 27,506 21,000    
Finance Lease, Right-of-Use Asset 731 900    
Finance Lease, Liability $ 737 900    
Cumulative effect adjustment     $ (25,000)  
Accounting Standards Update 2016-02 [Member] | Retained Earnings [Member]        
New Accounting Pronouncements or Change in Accounting Principle [Line Items]        
Cumulative effect adjustment   $ 342 $ 0 $ 0