CONDENSED CONSOLIDATED FINANCIAL STATEMENTS STATEMENTS OF CASH FLOW (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Cash flow from operating activities:
Net income	$ 6,538	$ 8,238	$ 19,204	$ 18,795
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization			89,104	57,347
Amortization of deferred loan costs			2,424	2,372
Amortization of senior notes discount			194	184
Equity-based compensation expense			7,887	5,206
Bad debt expense			1,201	640
Write off of deferred loan costs				83
Deferred tax benefit			(9,298)	(5,695)
Changes in operating assets and liabilities
Rents and other receivables, net			(9,191)	(2,382)
Prepaid expenses			(2,854)	(4,713)
Other assets			(967)	(352)
Accounts payable and accrued liabilities			3,359	(2,427)
Advance rents, security deposits and other liabilities			984	(437)
Deferred income			1,448	3,698
Net cash provided by operating activities			103,495	72,319
Cash flow from investing activities:
Acquisitions, net of cash acquired			(122,981)	(288,865)
Additions to property and equipment			(197,751)	(252,156)
Net cash used in investing activities			(320,732)	(541,021)
Cash flow from financing activities:
Credit facility proceeds			267,000	420,162
Debt repayment			(259,002)	(260,000)
Payment of deferred financing costs			(35)	(577)
Payment of cash dividends			(45,371)	(32,756)
Distribution to noncontrolling interests			(7,189)	(6,652)
Payments to net settle equity awards			(1,252)
Principal payments on capital lease obligations			(9,612)	(4,415)
Mortgage principal debt repayments				(16,600)
Equity proceeds, net of costs			275,663	369,482
Net cash provided by financing activities			220,202	468,644
Net increase (decrease) in cash and cash equivalents			2,965	(58)
Cash and cash equivalents, beginning of period			8,804	10,788
Cash and cash equivalents, end of period	11,769	10,730	11,769	10,730
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION
Cash paid for interest (excluding deferred financing costs and amounts capitalized)			18,659	17,785
Noncash investing and financing activities:
Accrued capital additions			40,344	48,540
Capital lease and lease financing obligations assumed				43,832
Land	7,440	1,130	7,440	1,130
Buildings, improvements and equipment	80,390	78,898	80,390	78,898
Construction in process	13,900	12,127	13,900	12,127
Rents and other receivables, net	(2,033)	13,704	(2,033)	13,704
Acquired intangibles	34,281	93,400	34,281	93,400
Deferred costs	4,391		4,391
Prepaid expenses	479	1,653	479	1,653
Goodwill			(7,895)	174,697
Other assets	303	633	303	633
Capital lease and lease financing obligations		(43,832)		(43,832)
Accounts payable and accrued liabilities	(922)	(8,586)	(922)	(8,586)
Advance rents, security deposits and other liabilities	(1,343)	(2,468)	(1,343)	(2,468)
Deferred income	35	(10,818)	35	(10,818)
Deferred income taxes	(6,045)	(21,673)	(6,045)	(21,673)
Total acquisitions, net of cash acquired			122,981	288,865
Qualitytech, LP [Member]
Cash flow from operating activities:
Net income	6,538	8,238	19,204	18,795
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization			89,104	57,347
Amortization of deferred loan costs			2,424	2,372
Amortization of senior notes discount			194	184
Equity-based compensation expense			7,887	5,206
Bad debt expense			1,201	640
Write off of deferred loan costs				83
Deferred tax benefit			(9,298)	(5,695)
Changes in operating assets and liabilities
Rents and other receivables, net			(9,191)	(2,382)
Prepaid expenses			(2,854)	(4,713)
Other assets			(967)	(352)
Accounts payable and accrued liabilities			3,359	(2,427)
Advance rents, security deposits and other liabilities			984	(437)
Deferred income			1,448	3,698
Net cash provided by operating activities			103,495	72,319
Cash flow from investing activities:
Acquisitions, net of cash acquired			(122,981)	(288,865)
Additions to property and equipment			(197,751)	(252,156)
Net cash used in investing activities			(320,732)	(541,021)
Cash flow from financing activities:
Credit facility proceeds			267,000	420,162
Debt repayment			(259,002)	(260,000)
Payment of deferred financing costs			(35)	(577)
Payment of cash dividends			(45,371)	(32,756)
Partnership distributions			(7,189)	(6,652)
Payments to net settle equity awards			(1,252)
Principal payments on capital lease obligations			(9,612)	(4,415)
Mortgage principal debt repayments				(16,600)
Equity proceeds, net of costs			275,663	369,482
Net cash provided by financing activities			220,202	468,644
Net increase (decrease) in cash and cash equivalents			2,965	(58)
Cash and cash equivalents, beginning of period			8,804	10,788
Cash and cash equivalents, end of period	11,769	10,730	11,769	10,730
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION
Cash paid for interest (excluding deferred financing costs and amounts capitalized)			18,659	17,785
Noncash investing and financing activities:
Accrued capital additions			40,344	48,540
Capital lease and lease financing obligations assumed				43,832
Land	7,440	1,130	7,440	1,130
Buildings, improvements and equipment	80,390	78,898	80,390	78,898
Construction in process	13,900	12,127	13,900	12,127
Rents and other receivables, net	(2,033)	13,704	(2,033)	13,704
Acquired intangibles	34,281	93,400	34,281	93,400
Deferred costs	4,391		4,391
Prepaid expenses	479	1,653	479	1,653
Goodwill			(7,895)	174,697
Other assets	303	633	303	633
Capital lease and lease financing obligations		(43,832)		(43,832)
Accounts payable and accrued liabilities	(922)	(8,586)	(922)	(8,586)
Advance rents, security deposits and other liabilities	(1,343)	(2,468)	(1,343)	(2,468)
Deferred income	35	(10,818)	35	(10,818)
Deferred income taxes	$ (6,045)	$ (21,673)	(6,045)	(21,673)
Total acquisitions, net of cash acquired			$ 122,981	$ 288,865