Stockholders' Equity (Issuances and Redemptions of Each Class of Common Stock) (Details) - USD ($) $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Sep. 30, 2020
Increase (Decrease) in Stockholders' Equity
Beginning balance, value			$ 591,521				$ 591,521
Ending balance, value	$ 825,243						$ 825,243
Common Class JX
Increase (Decrease) in Stockholders' Equity
Beginning balance, shares (in shares)			0				0
Ending balance, shares (in shares)	0						0
Common Class S
Increase (Decrease) in Stockholders' Equity
Beginning balance, shares (in shares)			0				0
Ending balance, shares (in shares)	0						0
Common Class AX
Increase (Decrease) in Stockholders' Equity
Beginning balance, shares (in shares)			18,885,000				18,885,000
Ending balance, shares (in shares)	19,091,000						19,091,000
Common Class TX
Increase (Decrease) in Stockholders' Equity
Beginning balance, shares (in shares)			19,901,000				19,901,000
Ending balance, shares (in shares)	19,189,000						19,189,000
Common Class IX
Increase (Decrease) in Stockholders' Equity
Beginning balance, shares (in shares)			91,000				91,000
Ending balance, shares (in shares)	94,000						94,000
Common Class T
Increase (Decrease) in Stockholders' Equity
Beginning balance, shares (in shares)			28,837,000				28,837,000
Ending balance, shares (in shares)	38,005,000						38,005,000
Common Class D
Increase (Decrease) in Stockholders' Equity
Beginning balance, shares (in shares)			6,927,000				6,927,000
Ending balance, shares (in shares)	9,606,000						9,606,000
Common Class I
Increase (Decrease) in Stockholders' Equity
Beginning balance, shares (in shares)			7,206,000				7,206,000
Ending balance, shares (in shares)	12,908,000						12,908,000
Hines Global Income Trust, Inc. Common Shares
Increase (Decrease) in Stockholders' Equity
Beginning balance, shares (in shares)	95,903,000	92,118,000	81,847,000	60,714,000	49,331,000	43,584,000	81,847,000
Beginning balance, value	$ 97	$ 95	$ 83	$ 62	$ 51	$ 44	$ 83
Issuance of common shares, shares (in shares)	3,827,000	4,822,000	10,735,000	12,064,000	11,785,000	6,109,000
Issuance of common shares, value	$ 3	$ 3	$ 12	$ 11	$ 11	$ 7
Conversion of common shares (in shares)	0
Conversion of common shares, value	$ 0
Redemption of common shares, shares (in shares)	(837,000)	(1,037,000)	(464,000)	(282,000)	(402,000)	(362,000)
Redemption of common shares, value	$ (1)	$ (1)	$ 0	$ (1)	$ 0	$ 0
Ending balance, shares (in shares)	98,893,000	95,903,000	92,118,000	72,496,000	60,714,000	49,331,000	98,893,000
Ending balance, value	$ 99	$ 97	$ 95	$ 72	$ 62	$ 51	$ 99
Hines Global Income Trust, Inc. Common Shares | Common Class JX
Increase (Decrease) in Stockholders' Equity
Issuance of common shares, shares (in shares)							0
Redemption of common shares, shares (in shares)							0
Ending balance, shares (in shares)	0						0
Hines Global Income Trust, Inc. Common Shares | Common Class S
Increase (Decrease) in Stockholders' Equity
Issuance of common shares, shares (in shares)							0
Redemption of common shares, shares (in shares)							0
Ending balance, shares (in shares)	0						0
Hines Global Income Trust, Inc. Common Shares | Common Class AX
Increase (Decrease) in Stockholders' Equity
Beginning balance, shares (in shares)	18,619,000	18,852,000	18,885,000	18,960,000	19,096,000	19,123,000	18,885,000
Beginning balance, value	$ 18	$ 19	$ 19	$ 19	$ 19	$ 19	$ 19
Issuance of common shares, shares (in shares)	130,000	150,000	126,000	132,000	134,000	136,000
Issuance of common shares, value	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0
Conversion of common shares (in shares)	547,000
Conversion of common shares, value	$ 0
Redemption of common shares, shares (in shares)	(205,000)	(383,000)	(159,000)	(152,000)	(270,000)	(163,000)
Redemption of common shares, value	$ 0	$ (1)	$ 0	$ (1)	$ 0	$ 0
Ending balance, shares (in shares)	19,091,000	18,619,000	18,852,000	18,940,000	18,960,000	19,096,000	19,091,000
Ending balance, value	$ 18	$ 18	$ 19	$ 18	$ 19	$ 19	$ 18
Hines Global Income Trust, Inc. Common Shares | Common Class TX
Increase (Decrease) in Stockholders' Equity
Beginning balance, shares (in shares)	19,780,000	19,864,000	19,901,000	19,951,000	19,929,000	19,969,000	19,901,000
Beginning balance, value	$ 23	$ 23	$ 22	$ 22	$ 22	$ 21	$ 22
Issuance of common shares, shares (in shares)	148,000	127,000	146,000	152,000	154,000	155,000
Issuance of common shares, value	$ 0	$ 0	$ 1	$ 0	$ 0	$ 1
Conversion of common shares (in shares)	(547,000)
Conversion of common shares, value	$ 0
Redemption of common shares, shares (in shares)	(192,000)	(211,000)	(183,000)	(90,000)	(132,000)	(195,000)
Redemption of common shares, value	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0
Ending balance, shares (in shares)	19,189,000	19,780,000	19,864,000	20,013,000	19,951,000	19,929,000	19,189,000
Ending balance, value	$ 23	$ 23	$ 23	$ 22	$ 22	$ 22	$ 23
Hines Global Income Trust, Inc. Common Shares | Common Class IX
Increase (Decrease) in Stockholders' Equity
Beginning balance, shares (in shares)	93,000	92,000	91,000	98,000	97,000	96,000	91,000
Beginning balance, value	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0
Issuance of common shares, shares (in shares)	1,000	1,000	1,000	1,000	1,000	1,000
Issuance of common shares, value	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0
Conversion of common shares (in shares)	0
Conversion of common shares, value	$ 0
Redemption of common shares, shares (in shares)	0	0	0	(9,000)	0	0
Redemption of common shares, value	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0
Ending balance, shares (in shares)	94,000	93,000	92,000	90,000	98,000	97,000	94,000
Ending balance, value	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0
Hines Global Income Trust, Inc. Common Shares | Common Class T
Increase (Decrease) in Stockholders' Equity
Beginning balance, shares (in shares)	36,769,000	34,560,000	28,837,000	15,021,000	6,869,000	2,858,000	28,837,000
Beginning balance, value	$ 37	$ 35	$ 29	$ 15	$ 7	$ 3	$ 29
Issuance of common shares, shares (in shares)	1,464,000	2,528,000	5,809,000	8,001,000	8,152,000	4,011,000
Issuance of common shares, value	$ 1	$ 2	$ 6	$ 8	$ 8	$ 4
Conversion of common shares (in shares)	0
Conversion of common shares, value	$ 0
Redemption of common shares, shares (in shares)	(228,000)	(319,000)	(86,000)	(17,000)	0	0
Redemption of common shares, value	$ (1)	$ 0	$ 0	$ 0	$ 0	$ 0
Ending balance, shares (in shares)	38,005,000	36,769,000	34,560,000	23,005,000	15,021,000	6,869,000	38,005,000
Ending balance, value	$ 37	$ 37	$ 35	$ 23	$ 15	$ 7	$ 37
Hines Global Income Trust, Inc. Common Shares | Common Class D
Increase (Decrease) in Stockholders' Equity
Beginning balance, shares (in shares)	9,237,000	8,603,000	6,927,000	4,497,000	2,673,000	1,479,000	6,927,000
Beginning balance, value	$ 8	$ 8	$ 6	$ 4	$ 2	$ 1	$ 6
Issuance of common shares, shares (in shares)	475,000	702,000	1,696,000	1,474,000	1,824,000	1,198,000
Issuance of common shares, value	$ 0	$ 0	$ 2	$ 1	$ 2	$ 1
Conversion of common shares (in shares)	0
Conversion of common shares, value	$ 0
Redemption of common shares, shares (in shares)	(106,000)	(68,000)	(20,000)	(13,000)	0	(4,000)
Redemption of common shares, value	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0
Ending balance, shares (in shares)	9,606,000	9,237,000	8,603,000	5,958,000	4,497,000	2,673,000	9,606,000
Ending balance, value	$ 8	$ 8	$ 8	$ 5	$ 4	$ 2	$ 8
Hines Global Income Trust, Inc. Common Shares | Common Class I
Increase (Decrease) in Stockholders' Equity
Beginning balance, shares (in shares)	11,405,000	10,147,000	7,206,000	2,187,000	667,000	59,000	7,206,000
Beginning balance, value	$ 11	$ 10	$ 7	$ 2	$ 1	$ 0	$ 7
Issuance of common shares, shares (in shares)	1,609,000	1,314,000	2,957,000	2,304,000	1,520,000	608,000
Issuance of common shares, value	$ 2	$ 1	$ 3	$ 2	$ 1	$ 1
Conversion of common shares (in shares)	0
Conversion of common shares, value	$ 0
Redemption of common shares, shares (in shares)	(106,000)	(56,000)	(16,000)	(1,000)	0	0
Redemption of common shares, value	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0
Ending balance, shares (in shares)	12,908,000	11,405,000	10,147,000	4,490,000	2,187,000	667,000	12,908,000
Ending balance, value	$ 13	$ 11	$ 10	$ 4	$ 2	$ 1	$ 13