Basis of Presentation and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2018

Accounting Policies [Abstract]

Schedule of Gross Amounts of Accounts Receivable

The following table presents the gross amounts of our accounts receivable (in thousands):

	At December 31,
	2018			2017
Trade receivables	$	418,328		$	380,990
Vendor receivables		33,704			41,185
Other receivables		13,169			19,664
Total gross accounts receivable		465,201			441,839
Less: Allowance for doubtful accounts receivable		(1,714	)		(2,181	)
Accounts receivable, net	$	463,487		$	439,658

Schedule of Products by Manufacturer

Our top sales of products by manufacturer as a percent of our gross billed sales were as follows for the periods presented:

	Years Ended December 31,
	2018			2017			2016
Microsoft		15	%		15	%		15	%
HP Inc.		10			10			10

Schedule of Estimated Useful Lives of Property and Equipment

We also capitalize computer software costs that meet both the definition of internal-use software and defined criteria for capitalization in accordance with ASC 350-40, Internal-Use Software.

Autos	3 – 5 years
Computers, software, machinery and equipment	1 – 7 years
Leasehold improvements	1 – 10 years
Furniture and fixtures	3 – 15 years
Building and improvements	5 – 31 years

Schedule of Changes Impact to Financial Results

The adoption of ASU 2014-09 impacted our financial results as follows (in millions, except per share amounts):

	Year Ended December 31, 2017									Year Ended December 31, 2016
	As Reported			New Revenue Recognition Standard Adjustment			As Adjusted			As Reported			New Revenue Recognition Standard Adjustment			As Adjusted
Net sales	$	2,193,436		$	(26,549	)	$	2,166,887		$	2,250,587		$	(11,030	)	$	2,239,557
Gross profit		325,722			(994	)		324,728			318,801			126			318,927
Gross profit margin		14.85	%		14bps			14.99	%		14.17	%		8bps			14.24	%
Operating profit	$	11,441		$	(813	)	$	10,628		$	34,791		$	110		$	34,901
Income tax expense		984			(317	)		667			11,115			43			11,158
Net income		3,091			(496	)		2,595			17,593			67			17,660
Earnings per common share:
Basic	$	0.25		$	(0.04	)	$	0.21		$	1.49		$	0.01		$	1.49	(1)
Diluted		0.24			(0.04	)		0.20			1.40			0.01			1.41

(1) Amount does not foot across due to rounding.

	At December 31, 2016
	As Reported		New Revenue Recognition Standard Adjustment			As Adjusted
Accounts receivable, net	$	358,949	$	9,647		$	368,596
Inventories		80,872		(8,653	)		72,219
Total current assets		469,055		994			470,049
Total assets		629,810		994			630,804
Accounts payable		276,524		180			276,704
Total current liabilities		474,052		180			474,232
Deferred income tax liabilities		1,498		317			1,815
Total liabilities		501,339		498			501,837
Retained earnings		28,251		496			28,747
Total stockholders’ equity		128,471		496			128,967
Total liabilities and stockholders’ equity		629,810		994			630,804