Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 796,773	$ 213,034
Short-term marketable securities	130,054
Accounts receivable, net of allowances of $20,057 and $17,019, respectively	182,135	211,532
Inventory, net	312,205	312,419
Prepaid income taxes	18,655	10,434
Prepaid expenses and other current assets	17,693	16,917
Total current assets	1,457,515	764,336
Property and equipment, net	279,162	266,318
Intangible assets, net	177,607	201,092
Goodwill	559,088	561,064
Operating lease right-of-use assets	105,863	66,932
Deferred tax assets	10,036	9,162
Restricted cash and investments	1,494	1,494
Convertible note hedge derivative	44,936
Other assets	14,268	14,892
Total assets	2,649,969	1,885,290
Current liabilities:
Accounts payable and accrued liabilities	103,821	97,160
Contingent consideration liabilities	5,683	15,727
Accrued payroll and related expenses	41,892	86,458
Operating lease liabilities	7,502	5,567
Income tax liabilities	394	2,005
Senior convertible notes	634,142
Total current liabilities	793,434	206,917
Long-term senior convertible notes	746,719	623,298
Embedded conversion derivative	44,936
Deferred and income tax liabilities	9,657	14,655
Operating lease liabilities	114,881	73,153
Other long-term liabilities	45,452	52,060
Commitments and contingencies
Stockholders’ equity:
Preferred stock, $0.001 par value; 5,000,000 shares authorized, none outstanding
Common stock, $0.001 par value; 120,000,000 shares authorized at June 30, 2020 and December 31, 2019, 57,779,397 and 57,524,658 issued and outstanding at June 30, 2020 and December 31, 2019, respectively	62	62
Additional paid-in capital	1,536,156	1,429,854
Accumulated other comprehensive loss	(12,175)	(9,418)
Retained earnings	37,758	82,475
Treasury stock at cost; 6,528,294 shares and 5,379,536 shares at June 30, 2020 and December 31, 2019, respectively	(666,911)	(587,766)
Total equity	894,890	915,207
Total liabilities and equity	$ 2,649,969	$ 1,885,290