Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 147,565	$ 87,559
Short-term marketable securities	184,387	211,331
Accounts receivable, net of allowance of $640 and $585 as of March 31, 2020 and December 31, 2019, respectively	72,696	78,034
Prepaid expenses and other current assets	20,490	18,692
Total current assets	425,138	395,616
Long-term marketable securities	102,777	119,508
Property and equipment, net	61,665	60,579
Operating Lease, Right-of-Use Asset	38,760	40,551
Deferred tax assets, net	16,930	18,830
Intangible assets, net	15,275	16,795
Goodwill	7,447	7,447
Restricted cash	1,200	1,200
Other noncurrent assets	15,300	15,082
Total assets	684,492	675,608
Current liabilities:
Accounts payable	653	848
Accrued liabilities	23,753	22,784
Deferred revenues, current	201,861	192,172
Finance Lease, Liability, Current	7,968	7,663
Operating Lease, Liability, Noncurrent	41,486	44,015
Total current liabilities	234,235	223,467
Deferred revenues, noncurrent	21,823	20,935
Other noncurrent liabilities	218	388
Total liabilities	297,762	288,805
Commitments and contingencies (Note 9)
Stockholders’ equity:
Preferred stock, $0.001 par value; 20,000,000 shares authorized, no shares issued and outstanding at March 31, 2020 and December 31, 2019	0	0
Common stock, $0.001 par value; 1,000,000,000 shares authorized; 39,024,673 and 39,146,272 shares issued and outstanding at March 31, 2020 and December 31, 2019, respectively	39	39
Additional paid-in capital	368,016	362,408
Accumulated other comprehensive income (loss)	1,553	1,162
Retained earnings	17,122	23,194
Total stockholders’ equity	386,730	386,803
Total liabilities and stockholders’ equity	$ 684,492	$ 675,608