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Property and Equipment (Notes)
3 Months Ended
Mar. 31, 2021
Property, Plant and Equipment [Abstract]  
Property and Equipment [Text Block] Property and Equipment
Major classes of property and equipment are summarized as follows (in thousands):
March 31,
2021
December 31,
2020
Furniture and equipment$209,213 $194,470 
Leasehold improvements64,756 62,293 
Finance leases767 705 
Property and equipment—gross274,736 257,468 
Accumulated depreciation and amortization(146,494)(136,172)
Property and equipment—net$128,242 $121,296 
Depreciation and amortization expense related to property and equipment for the three months ended March 31, 2021 and 2020 was $11.5 million and $8.8 million, respectively.