INVESTMENTS IN AFFILIATES (Tables)

12 Months Ended

Dec. 31, 2017

INVESTMENTS IN AFFILIATES

Schedule of investments in affiliates

	At December 31,
	2016				2017
	Carrying Value		Ownership Percentage		Carrying Value		Ownership Percentage
	$		(%)		$		(%)
Suzhou Gaochuangte New Energy Co., Ltd.		7,049		40		—		—
CSI SkyPower		3,749		50		—		—
RE Tranquillity Holdings LLC ("Tranquillity")		143,951		49		145,795		49
RE Silverlake Holdings LLC ("Garland")		118,641		49		120,247		49
RE Roserock Holdings LLC ("Roserock")		30,870		49		77,053		49
Suzhou Financial Leasing Co., Ltd.		12,974		6		14,129		6
Pirapora Solar Holding S.A.		13,775		20		6,551		20
Canadian Solar Infrastructure Fund, Inc.		—		—		23,866		14.76
Others		37,450		21-49		26,574		21-49
Total		368,459				414,215