Quarterly report pursuant to Section 13 or 15(d)

Summary Of Significant Accounting Policies Summary of Adoption of New Accounting Pronouncements (Details)

v3.19.2
Summary Of Significant Accounting Policies Summary of Adoption of New Accounting Pronouncements (Details) - USD ($)
$ in Thousands
Jun. 30, 2019
Mar. 31, 2019
Jan. 01, 2019
Dec. 31, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2017
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Operating Lease, Right-of-Use Asset $ 368,856   $ 352,679 $ 0 $ 0    
Prepaid expenses and other current assets 100,800     79,500 76,399    
Operating Lease, Liability, Current 60,804   57,207 0 0    
Deferred income taxes 82,418     78,155 70,351    
Total assets 2,662,447   2,721,400 2,368,721 2,246,950    
Accrued Liabilities, Current 200,816   272,338 275,684 191,511    
Operating Lease, Liability, Noncurrent 345,063   329,865 0 0    
Income taxes payable 6,416     22,763 4,000    
Total current liabilities 577,981   626,743 572,882 486,323    
Other Liabilities, Noncurrent 22,475   14,167 45,214 45,412    
Total liabilities 1,007,253   1,031,087 678,408 592,575    
Retained earnings 1,656,392     1,677,920 1,623,612    
Accumulated other comprehensive loss (1,298) $ (3,318)   (4,063) (6,374) $ (8,949) $ (8,887)
Total liabilities and equity $ 2,662,447   2,721,400 $ 2,368,721 2,246,950    
Accounting Standards Update 2014-09 [Member]              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Operating Lease, Right-of-Use Asset     352,679        
Operating Lease, Liability, Current     57,207        
Total assets     352,679        
Accrued Liabilities, Current     (3,346)        
Operating Lease, Liability, Noncurrent     329,865        
Total current liabilities     53,861        
Other Liabilities, Noncurrent     (31,047)        
Total liabilities     352,679        
Total liabilities and equity     $ 352,679        
Accounting Standards Update 2017-12 [Member]              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Accumulated other comprehensive loss         $ (99)