Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2016

Summary of Significant Accounting Policies [Abstract]

Sales Mix by Major Product

In total, we offer more than 400 different flooring product stock-keeping units; however, no single flooring product represented more than 2%of our sales mix. By major product category, our sales mix was as follows:

	2016				2015		2014
Solid and Engineered Hardwood	$	318,397	33%	$	378,501	39%	$	406,887	39%
Bamboo, Cork, Vinyl Plank and Other		255,071	26%		221,776	22%		212,735	20%
Moldings and Accessories		172,517	18%		184,144	19%		195,539	19%
Laminate		149,745	16%		153,722	16%		199,775	19%
Non-Merchandise Services		64,858	7%		40,633	4%		32,483	3%
Total	$	960,588	100%	$	978,776	100%	$	1,047,419	100%

Estimated Useful Lives of Property Plant and Equipment

The estimated useful lives are generally as follows:

	Years
Buildings and Building Improvements	15 to 40
Property and Equipment	5 to 25
Computer Software and Hardware	3 to 10
Leasehold Improvements	1 to 15