INTERIM CONSOLIDATED FINANCIAL STATEMENTS STATEMENTS OF CASH FLOW - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Cash flow from operating activities:
Net income (loss)	$ (13,577)	$ 17,570
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	107,019	100,455
Amortization of above and below market leases	385	699
Amortization of deferred loan costs	2,882	2,737
Amortization of senior notes discount		206
Equity-based compensation expense	11,441	10,507
Bad debt expense (recoveries)	(1,625)	1,750
Deferred tax benefit	(3,423)	(5,371)
Loss on sale of equipment	2,846
Restructuring costs, net of cash paid	18,960
Changes in operating assets and liabilities
Proceeds from sale of property	1,496
Rents and other receivables, net	(3,429)	(7,518)
Prepaid expenses	(3,265)	(291)
Other assets	7,060	(367)
Accounts payable and accrued liabilities	13,241	(4,145)
Advance rents, security deposits and other liabilities	1,044	3,480
Deferred income	6,546	547
Net cash provided by operating activities	146,105	120,259
Cash flow from investing activities:
Acquisitions, net of cash acquired	(36,956)	(47,013)
Additions to property and equipment	(382,221)	(236,971)
Net cash used in investing activities	(417,681)	(283,984)
Cash flow from financing activities:
Credit facility proceeds	312,000	221,000
Credit facility repayments	(362,000)	(81,000)
Debt proceeds		1,920
Payment of deferred financing costs	(609)	(200)
Payment of Preferred Stock dividend	(2,541)
Payment of common stock dividends	(61,612)	(54,919)
Distribution to noncontrolling interests	(8,024)	(7,732)
Proceeds from exercise of stock options	48	4,948
Payment of tax withholdings related to equity-based awards	(1,481)	(3,310)
Principal payments on capital lease obligations	(6,142)	(9,865)
Mortgage principal debt repayments	(43)	(38)
Preferred stock issuance proceeds, net of costs	407,616
Common stock issuance proceeds, net of costs		92,612
Net cash provided by financing activities	277,212	163,416
Net increase/(decrease) in cash and cash equivalents	5,636	(309)
Cash and cash equivalents, beginning of period	8,243	9,580
Cash and cash equivalents, end of period	13,879	9,271
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION
Cash paid for interest (excluding deferred financing costs and amounts capitalized)	33,296	22,759
Noncash investing and financing activities:
Accrued capital additions	75,315	28,368
Increase in other assets related to change in fair value of interest rate swaps	9,974	1,785
Accrued equity issuance costs	139	26
Accrued preferred stock dividend	7,080
Accrued deferred financing costs	4	8
Qualitytech, LP
Cash flow from operating activities:
Net income (loss)	(13,577)	17,570
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	107,019	100,455
Amortization of above and below market leases	385	699
Amortization of deferred loan costs	2,882	2,737
Amortization of senior notes discount		206
Equity-based compensation expense	11,441	10,507
Bad debt expense (recoveries)	(1,625)	1,750
Deferred tax benefit	(3,423)	(5,371)
Loss on sale of equipment	2,846
Restructuring costs, net of cash paid	18,960
Changes in operating assets and liabilities
Proceeds from sale of property	1,496
Rents and other receivables, net	(3,429)	(7,518)
Prepaid expenses	(3,265)	(291)
Other assets	7,060	(367)
Accounts payable and accrued liabilities	13,241	(4,145)
Advance rents, security deposits and other liabilities	1,044	3,480
Deferred income	6,546	547
Net cash provided by operating activities	146,105	120,259
Cash flow from investing activities:
Acquisitions, net of cash acquired	(36,956)	(47,013)
Additions to property and equipment	(382,221)	(236,971)
Net cash used in investing activities	(417,681)	(283,984)
Cash flow from financing activities:
Credit facility proceeds	312,000	221,000
Credit facility repayments	(362,000)	(81,000)
Debt proceeds		1,920
Payment of deferred financing costs	(609)	(200)
Payment of Preferred Stock dividend	(2,541)
Payment of cash dividends	(61,612)	(54,919)
Proceeds from exercise of stock options	48	4,948
Payment of tax withholdings related to equity-based awards	(1,481)	(3,310)
Principal payments on capital lease obligations	(6,142)	(9,865)
Mortgage principal debt repayments	(43)	(38)
Preferred stock issuance proceeds, net of costs	407,616
Common stock issuance proceeds, net of costs		92,612
Partnership distributions	(8,024)	(7,732)
Net cash provided by financing activities	277,212	163,416
Net increase/(decrease) in cash and cash equivalents	5,636	(309)
Cash and cash equivalents, beginning of period	8,243	9,580
Cash and cash equivalents, end of period	13,879	9,271
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION
Cash paid for interest (excluding deferred financing costs and amounts capitalized)	33,296	22,759
Noncash investing and financing activities:
Accrued capital additions	75,315	28,368
Increase in other assets related to change in fair value of interest rate swaps	9,974	1,785
Accrued equity issuance costs	139	26
Accrued preferred stock dividend	7,080
Accrued deferred financing costs	$ 4	$ 8