Segment and Geographical Information (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017 USD ($)	Jun. 30, 2016 USD ($)	Jun. 30, 2017 USD ($) segment	Jun. 30, 2016 USD ($)	Dec. 31, 2016 USD ($)
Segment Reporting [Abstract]
Number of segments | segment			2
Segment Reporting Information [Line Items]
Revenues	$ 180,885	$ 172,907	$ 331,439	$ 343,911
Cost of revenues	102,910	94,890	189,272	185,949
Gross profit	77,975	78,017	142,167	157,962
Operating expenses	80,379	78,135	161,807	156,228
Income (loss) from operations	(2,404)	(118)	(19,640)	1,734
Property and equipment, net	40,713		40,713		$ 42,011
United States
Segment Reporting Information [Line Items]
Revenues	153,285	145,988	285,565	289,481
Property and equipment, net	35,041		35,041		36,497
Rest of world
Segment Reporting Information [Line Items]
Revenues	27,600	26,919	45,874	54,430
Property and equipment, net	5,672		5,672		$ 5,514
Operating segments
Segment Reporting Information [Line Items]
Revenues	180,885	172,907	331,439	343,911
Cost of revenues	102,910	94,890	189,272	185,949
Gross profit	77,975	78,017	142,167	157,962
Operating expenses	59,153	55,551	121,096	113,367
Income (loss) from operations	18,822	22,466	21,071	44,595
Operating segments | Automation and analytics
Segment Reporting Information [Line Items]
Revenues	148,427	148,660	272,598	297,605
Cost of revenues	80,716	78,366	149,477	155,573
Gross profit	67,711	70,294	123,121	142,032
Operating expenses	49,054	49,780	99,801	101,985
Income (loss) from operations	18,657	20,514	23,320	40,047
Operating segments | Medication adherence
Segment Reporting Information [Line Items]
Revenues	32,458	24,247	58,841	46,306
Cost of revenues	22,194	16,524	39,795	30,376
Gross profit	10,264	7,723	19,046	15,930
Operating expenses	10,099	5,771	21,295	11,382
Income (loss) from operations	165	1,952	(2,249)	4,548
Corporate
Segment Reporting Information [Line Items]
Operating expenses	$ 21,226	$ 22,584	$ 40,711	$ 42,861