STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME UNAUDITED) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2015		Mar. 31, 2014
Revenues:
Rental	$ 49,333		$ 40,579
Recoveries from customers	5,664		3,691
Cloud and managed services	5,795		4,231
Other	594		442
Total revenues	61,386		48,943
Operating Expenses:
Property operating costs	19,336		16,223
Real estate taxes and insurance	1,485		1,218
Depreciation and amortization	16,243		13,247
General and administrative	13,838		10,778
Transaction costs	105		64
Total operating expenses	51,007		41,530
Operating income	10,379		7,413
Other income and expenses:
Interest income			8
Interest expense	(5,342)		(2,065)
Income (loss) before taxes	5,037		5,356
Tax expense of taxable REIT subsidiaries			(28)
Net income	5,037		5,328
Net income attributable to noncontrolling interests	(955)		(1,130)
Net income	4,082		4,198
Unrealized gain on swap			105
Comprehensive income	4,082		4,303
Net income per share attributable to common shares:
Basic	$ 0.13		$ 0.14
Diluted	$ 0.13		$ 0.14
Weighted average common shares outstanding:
Basic	31,294,488		29,016,774
Diluted	39,209,226	[1]	36,889,474	[1]
Qualitytech, LP [Member]
Revenues:
Rental	49,333		40,579
Recoveries from customers	5,664		3,691
Cloud and managed services	5,795		4,231
Other	594		442
Total revenues	61,386		48,943
Operating Expenses:
Property operating costs	19,336		16,223
Real estate taxes and insurance	1,485		1,218
Depreciation and amortization	16,243		13,247
General and administrative	13,838		10,778
Transaction costs	105		64
Total operating expenses	51,007		41,530
Operating income	10,379		7,413
Other income and expenses:
Interest income			8
Interest expense	(5,342)		(2,065)
Income (loss) before taxes	5,037		5,356
Tax expense of taxable REIT subsidiaries			(28)
Net income	5,037		5,328
Unrealized gain on swap			105
Comprehensive income	$ 5,037		$ 5,433

[1] Includes 7,317 Class A and Class RS units, 436 “in the money” value of Class O units on an “as if” converted basis and 216 “in the money” value options to purchase shares of Class A common stock on an “as if” converted basis as of the three months ended March 31, 2015. As of the three months ended March 31, 2014, this amount includes 7,797 Class A and Class RS units, 24 “in the money” value of Class O units on as “as if” converted basis and 52 “in the money” value options to purchase shares of Class A common stock on an “as if” converted basis.