CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2018	Dec. 31, 2017	Jun. 30, 2016
Income Statement [Abstract]
Revenues	$ 239,997	$ 937,237	$ 607,045	$ 489,843
Cost of revenues	159,097	618,001	392,279	337,887
Gross profit	80,900	319,236	214,766	151,956
Operating expenses:
Research and development, net	20,279	82,245	54,966	33,231
Sales and marketing	20,444	68,307	50,032	34,833
General and administrative	6,790	29,264	18,682	12,133
Total operating expenses	47,513	179,816	123,680	80,197
Operating income	33,387	139,420	91,086	71,759
Financial expenses (income), net	2,789	2,297	(9,158)	(471)
Income before taxes on income	30,598	137,123	100,244	72,230
Taxes on income (tax benefit)	5,217	9,077	16,072	(4,379)
Net income	25,381	128,046	84,172	76,609
Net loss attributable to Non-controlling interests		787
Net income attributable to SolarEdge Technologies Inc.	$ 25,381	$ 128,833	$ 84,172	$ 76,609
Net basic earnings per share of common stock attributable to SolarEdge Technologies Inc.	$ 0.62	$ 2.85	$ 1.99	$ 1.92
Net diluted earnings per share of common stock attributable to SolarEdge Technologies Inc.	$ 0.58	$ 2.69	$ 1.85	$ 1.73
Weighted average number of shares used in computing net basic earnings per share of common stock	41,026,926	45,235,310	42,209,238	39,987,935
Weighted average number of shares used in computing net diluted earnings per share of common stock	43,839,342	47,980,002	45,425,307	44,376,075