CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Current assets:
Cash	$ 191,700	$ 160,777
Trade accounts receivable, net	80,904	103,938
Prepaid expenses & other current assets	13,730	12,843
Total current assets	286,334	277,558
Property and equipment, net	10,256	10,306
Intangible assets, net	13,604	5,214
Deferred income taxes, net	0	667
Other assets	332	1,986
Total assets	310,526	295,731
Current liabilities:
Accounts payable	60,092	88,920
Accrued expenses	24,150	26,501
Other current liabilities	4,883	3,673
Total current liabilities	89,125	119,094
Deferred income taxes, net	781	0
Other long-term liabilities	8,931	8,395
Total liabilities	98,837	127,489
Commitments and contingencies (Notes 2, 3, 8, 9 and 11)	0	0
Stockholders' equity:
Common stock, $0.0001 par, 200,000 shares authorized, 66,569 and 66,271 shares issued and outstanding	7	7
Additional paid-in capital	117,763	111,275
Retained earnings	93,919	56,960
Total stockholders' equity	211,689	168,242
Total liabilities and stockholders' equity	$ 310,526	$ 295,731