Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Current assets
Cash and cash equivalents	$ 51,821	$ 35,359
Accounts receivable, net of allowances of $1,895 and $1,536 at December 31, 2018 and 2017, respectively	268,625	199,976
Inventories, net	493,899	393,607
Prepaid expenses and other current assets	55,456	41,849
Total current assets	869,801	670,791
Fixed assets, net	387,218	366,309
Goodwill	454,728	351,114
Other intangible assets, net	420,885	341,426
Operating lease right-of-use assets	104,179	98,774
Other assets	61,220	34,181
Total assets	2,298,031	1,862,595
Current liabilities
Current maturities of long-term indebtedness	17,831	17,883
Accounts payable, trade	184,931	99,262
Current portion of operating lease obligations	25,432	21,693
Accrued expenses and other current liabilities	188,200	132,420
Total current liabilities	416,394	271,258
Long-term indebtedness	720,418	612,906
Operating lease obligations	82,707	79,848
Deferred taxes	53,833	35,740
Other long-term liabilities	116,353	62,171
Total liabilities	1,389,705	1,061,923
Stockholders’ equity
Common stock, par value $.01 per share: authorized 75,000 shares; issued 27,948 shares at December 31, 2018 and 27,674 shares at December 31, 2017	282	281
Paid-in capital	227,407	212,485
Retained earnings	731,710	644,945
Accumulated other comprehensive (loss) income	7,089	1,123
Stockholders’ equity before treasury stock	966,488	858,834
Treasury stock, at cost, 3,087 shares at December 31, 2018 and 2,648 shares at December 31, 2017	(58,162)	(58,162)
Total stockholders’ equity	908,326	800,672
Total liabilities and stockholders’ equity	$ 2,298,031	$ 1,862,595