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Inventories
6 Months Ended
Jun. 30, 2017
Inventory Disclosure [Abstract]  
Inventories
Inventories

The components of inventories, net, consisted of the following (in thousands):
 
 
June 30, 2017
 
December 31, 2016
New vehicles
 
$
1,376,995

 
$
1,338,110

Used vehicles
 
428,361

 
368,067

Parts and accessories
 
73,424

 
66,410

Total inventories
 
$
1,878,780

 
$
1,772,587



Inventories are valued at the lower of net realizable value or cost, using a pooled approach for vehicles and the specific identification method for parts. Certain inventories are valued using the last-in first-out (LIFO) method.