CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
CURRENT ASSETS:
Cash and cash equivalents	$ 99,265	$ 67,056
Accounts receivable, net	328,340	324,416
Inventories	158,601	115,876
Prepaid expenses and other current assets	70,806	51,306
Total current assets	657,012	558,654
NONCURRENT ASSETS:
Property and equipment, net	121,149	133,198
Operating lease right-of-use asset	68,795	63,502
Intangible assets, net	351,052	385,910
Goodwill	1,428,610	1,425,542
Other noncurrent assets	20,821	22,741
Total noncurrent assets	1,990,427	2,030,893
TOTAL ASSETS	2,647,439	2,589,547
CURRENT LIABILITIES:
Accounts payable	282,913	221,060
Accrued compensation and employee benefits	58,899	45,765
Accrued expenses and other current liabilities	64,075	33,538
Current portion of operating lease liability	18,886	20,391
Current portion of long-term debt	9,250	9,250
Total current liabilities	434,023	330,004
NONCURRENT LIABILITIES:
Long-term debt, net of discount, deferred financing costs and current portion	1,115,103	1,277,246
Operating lease liability, net of current portion	70,776	58,242
Deferred income taxes	3,339	2,143
Other noncurrent liabilities	8,474	15,085
Total noncurrent liabilities	1,197,692	1,352,716
Total liabilities	1,631,715	1,682,720
STOCKHOLDERS’ EQUITY:
Preferred stock; $0.0001 par value; 12,500,000 shares authorized, no shares outstanding as of December 31, 2020 and 2019, respectively.	0	0
Common stock; $0.0001 par value: 250,000,000 shares authorized, 180,178,308 shares issued and 179,794,586 shares outstanding as of December 31, 2020; 176,975,628 shares issued and 176,591,907 shares outstanding as of December 31, 2019.	18	18
Treasury stock; 383,722 shares outstanding, at cost, as of December 31, 2020 and 2019, respectively.	(2,403)	(2,403)
Paid-in capital	1,129,312	1,008,362
Accumulated deficit	(100,031)	(91,955)
Accumulated other comprehensive loss	(11,172)	(7,195)
Total stockholders’ equity	1,015,724	906,827
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 2,647,439	$ 2,589,547