INTERIM CONSOLIDATED STATEMENTS OF CASH FLOW - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Cash flow from operating activities:
Net income (loss)	$ 35,271	$ (13,577)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	117,448	107,019
Amortization of above and below market leases	126	385
Amortization of deferred loan costs	2,935	2,882
Equity in (earnings) loss of unconsolidated entity	992
Equity-based compensation expense	12,052	11,441
Bad debt expense (recoveries)	740	(1,625)
(Gain) loss on sale of assets, net	(13,408)	2,846
Deferred tax expense (benefit)	466	(3,423)
Restructuring costs, net of cash paid		18,960
Foreign currency remeasurement (gain) loss	(330)
Changes in operating assets and liabilities
Rents and other receivables, net	(20,606)	(3,429)
Prepaid expenses	(1,318)	(3,265)
Due from affiliates, net	8,378
Other assets	(1,544)	7,060
Accounts payable and accrued liabilities	3,587	13,241
Advance rents, security deposits and other liabilities	(3,719)	1,044
Deferred income	8,163	6,546
Net cash provided by operating activities	149,233	146,105
Cash flow from investing activities:
Proceeds from sale of property, net	52,722	1,496
Acquisitions, net of cash acquired	(69,355)	(36,956)
Additions to property and equipment	(270,879)	(382,221)
Net cash used in investing activities	(287,512)	(417,681)
Cash flow from financing activities:
Credit facility proceeds	306,149	312,000
Credit facility repayments	(334,000)	(362,000)
Payment of deferred financing costs	(182)	(609)
Payment of preferred stock dividends	(21,135)	(2,541)
Payment of common stock dividends	(69,709)	(61,612)
Distribution to noncontrolling interests	(8,601)	(8,024)
Proceeds from exercise of stock options	3,594	48
Payment of tax withholdings related to equity-based awards	(3,143)	(1,481)
Principal payments on finance lease obligations	(2,243)	(6,142)
Mortgage principal debt repayments	(43)	(43)
Preferred stock issuance proceeds, net of costs		407,616
Common stock issuance proceeds, net of costs	268,392
Net cash provided by financing activities	139,079	277,212
Effect of foreign currency exchange rates on cash and cash equivalents	959
Net change in cash and cash equivalents	1,759	5,636
Cash and cash equivalents, beginning of period	11,759	8,243
Cash and cash equivalents, end of period	13,518	13,879
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION
Cash paid for interest (excluding deferred financing costs and amounts capitalized)	37,735	33,296
Noncash investing and financing activities:
Accrued capital additions	41,013	75,315
Net increase (decrease) in other assets/liabilities related to change in fair value of derivative contracts	(34,192)	9,974
Equity received in unconsolidated entity in exchange for real estate assets	25,280
Increase in assets in exchange for finance lease obligation	45,024
Accrued equity issuance costs	197	139
Accrued preferred stock dividend	5,938	7,080
Qualitytech, LP
Cash flow from operating activities:
Net income (loss)	35,271	(13,577)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	117,448	107,019
Amortization of above and below market leases	126	385
Amortization of deferred loan costs	2,935	2,882
Equity in (earnings) loss of unconsolidated entity	992
Equity-based compensation expense	12,052	11,441
Bad debt expense (recoveries)	740	(1,625)
(Gain) loss on sale of assets, net	(13,408)	2,846
Deferred tax expense (benefit)	466	(3,423)
Restructuring costs, net of cash paid		18,960
Foreign currency remeasurement (gain) loss	(330)
Changes in operating assets and liabilities
Rents and other receivables, net	(20,606)	(3,429)
Prepaid expenses	(1,318)	(3,265)
Due from affiliates, net	8,378
Other assets	(1,544)	7,060
Accounts payable and accrued liabilities	3,587	13,241
Advance rents, security deposits and other liabilities	(3,719)	1,044
Deferred income	8,163	6,546
Net cash provided by operating activities	149,233	146,105
Cash flow from investing activities:
Proceeds from sale of property, net	52,722	1,496
Acquisitions, net of cash acquired	(69,355)	(36,956)
Additions to property and equipment	(270,879)	(382,221)
Net cash used in investing activities	(287,512)	(417,681)
Cash flow from financing activities:
Credit facility proceeds	306,149	312,000
Credit facility repayments	(334,000)	(362,000)
Payment of deferred financing costs	(182)	(609)
Payment of preferred stock dividends	(21,135)	(2,541)
Payment of cash dividends	(69,709)	(61,612)
Partnership distributions	(8,601)	(8,024)
Proceeds from exercise of stock options	3,594	48
Payment of tax withholdings related to equity-based awards	(3,143)	(1,481)
Principal payments on finance lease obligations	(2,243)	(6,142)
Mortgage principal debt repayments	(43)	(43)
Preferred stock issuance proceeds, net of costs		407,616
Common stock issuance proceeds, net of costs	268,392
Net cash provided by financing activities	139,079	277,212
Effect of foreign currency exchange rates on cash and cash equivalents	959
Net change in cash and cash equivalents	1,759	5,636
Cash and cash equivalents, beginning of period	11,759	8,243
Cash and cash equivalents, end of period	13,518	13,879
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION
Cash paid for interest (excluding deferred financing costs and amounts capitalized)	37,735	33,296
Noncash investing and financing activities:
Accrued capital additions	41,013	75,315
Net increase (decrease) in other assets/liabilities related to change in fair value of derivative contracts	(34,192)	9,974
Equity received in unconsolidated entity in exchange for real estate assets	25,280
Increase in assets in exchange for finance lease obligation	45,024
Accrued equity issuance costs	197	139
Accrued preferred stock dividend	$ 5,938	$ 7,080