UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Cash flows from operating activities:
Net income	$ 734	$ 1,308
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for doubtful accounts and billing adjustments	1	33
Share-based compensation	1,002	1,283
Depreciation and amortization	792	$ 1,016
Increase of uncertain tax positions	1,150
Deferred income tax provision	$ 1,016	$ 602
Interest expense - non-cash		34
Change in operating assets and liabilities
Accounts receivable	$ 920	1,015
Inventories	787	(1,221)
Deferred costs	213	302
Prepaid Income taxes	1,212	5
Deposits and other current assets	224	(88)
Other non-current assets	(12)	2
Accounts payable	$ 2,577	(299)
Income taxes payable		1,057
Accrued expenses and other current liabilities	$ (1,685)	(646)
Deferred revenue	(1,923)	1,691
Other non-current liabilities	(74)	1,439
Net cash provided by operating activities	6,934	7,533
Cash flows from investing activities:
Purchases of property and equipment	(5)	$ (543)
Acquisition of Broadsmart, net of cash acquired	(40,019)
Net cash used in investing activities	(40,024)	$ (543)
Cash flows from financing activities:
Proceeds from exercise of ordinary share options	1
Net cash provided by financing activities	1
Net (decrease) increase in cash and cash equivalents	(33,089)	$ 6,990
Cash and cash equivalents, beginning of period	78,589	75,945
Cash and cash equivalents, end of period	$ 45,500	$ 82,935
Supplemental disclosures:
Interest paid
Income taxes paid	$ 122
Non-cash investing and financing activities:
Ordinary shares issued for acquisition of Broadsmart	$ 1,676