INTERIM CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Revenues:
Rental	$ 121,475	$ 104,760	$ 345,841	$ 305,774
Other	3,780	7,453	11,270	32,413
Total revenues	125,255	112,213	357,111	338,187
Operating expenses:
Property operating costs	44,730	38,217	117,403	112,515
Real estate taxes and insurance	3,713	3,088	10,435	8,896
Depreciation and amortization	42,875	37,900	123,144	111,633
General and administrative	19,504	19,922	59,519	63,187
Transaction and integration costs	827	901	3,080	2,474
Restructuring		13,737		33,697
Total operating expenses	111,649	113,765	313,581	332,402
Gain on sale of real estate, net			13,408
Operating income (loss)	13,606	(1,552)	56,938	5,785
Other income and expense:
Interest income	22	66	103	92
Interest expense	(6,724)	(6,386)	(20,329)	(22,699)
Other income	370		330
Equity in earnings (loss) of unconsolidated entity	(317)		(992)
Income (loss) before taxes	6,957	(7,872)	36,050	(16,822)
Tax benefit (expense) of taxable REIT subsidiaries	(369)	980	(779)	3,245
Net income (loss)	6,588	(6,892)	35,271	(13,577)
Net (income) loss attributable to noncontrolling interests	49	1,610	(1,593)	2,641
Net income (loss) attributable to QTS Realty Trust, Inc.	6,637	(5,282)	33,678	(10,936)
Preferred stock dividends	(7,045)	(7,045)	(21,135)	(9,621)
Net income (loss) attributable to common stockholders	$ (408)	$ (12,327)	$ 12,543	$ (20,557)
Net income (loss) per share attributable to common shares:
Basic (in dollars per share)	$ (0.05)	$ (0.25)	$ 0.12	$ (0.42)
Diluted (in dollars per share)	$ (0.05)	$ (0.25)	$ 0.12	$ (0.42)
Qualitytech, LP
Revenues:
Rental	$ 121,475	$ 104,760	$ 345,841	$ 305,774
Other	3,780	7,453	11,270	32,413
Total revenues	125,255	112,213	357,111	338,187
Operating expenses:
Property operating costs	44,730	38,217	117,403	112,515
Real estate taxes and insurance	3,713	3,088	10,435	8,896
Depreciation and amortization	42,875	37,900	123,144	111,633
General and administrative	19,504	19,922	59,519	63,187
Transaction and integration costs	827	901	3,080	2,474
Restructuring		13,737		33,697
Total operating expenses	111,649	113,765	313,581	332,402
Gain on sale of real estate, net			13,408
Operating income (loss)	13,606	(1,552)	56,938	5,785
Other income and expense:
Interest income	22	66	103	92
Interest expense	(6,724)	(6,386)	(20,329)	(22,699)
Other income	370		330
Equity in earnings (loss) of unconsolidated entity	(317)		(992)
Income (loss) before taxes	6,957	(7,872)	36,050	(16,822)
Tax benefit (expense) of taxable REIT subsidiaries	(369)	980	(779)	3,245
Net income (loss)	6,588	(6,892)	35,271	(13,577)
Preferred stock dividends	(7,045)	(7,045)	(21,135)	(9,621)
Net income (loss) attributable to common stockholders	$ (457)	$ (13,937)	$ 14,136	$ (23,198)