Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Recent Accounting Pronouncements (Details)

v3.19.1
Summary of Significant Accounting Policies - Recent Accounting Pronouncements (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2019
Jan. 01, 2019
Dec. 31, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Leases, right-of-use asset   $ 406,900  
Right-of-use asset $ 39,759 18,948 $ 18,900
Lease liabilities 353,683 419,500  
Lease liabilities 41,833 20,600  
Lease exit costs accrual 0   4,634
Intangible assets 64,300 65,700 $ 69,705
Right-of-use asset 343,221 387,970  
ASU 2016-02      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Impairment loss $ 10,500    
Intangible assets   $ (4,005)