Segment Information

3 Months Ended

Mar. 31, 2017

Segment Reporting [Abstract]

Segment Information

Segment Information

While the Company has a single line of business, which is the design, build-out and operation of IBX data centers, it has determined that it has three reportable segments comprised of its Americas, EMEA and Asia-Pacific geographic regions. The Company's chief operating decision-maker evaluates performance, makes operating decisions and allocates resources based on the Company's revenue and adjusted EBITDA performance both on a consolidated basis and based on these three reportable segments. The Company defines adjusted EBITDA as income from operations plus depreciation, amortization, accretion, stock-based compensation expense, restructuring charges, impairment charges, acquisition costs and gains on asset sales as presented below (in thousands):

	Three Months Ended March 31,
	2017			2016
Adjusted EBITDA:
Americas	$	198,619		$	184,460
EMEA	129,554			111,489
Asia-Pacific	99,401			84,701
Total adjusted EBITDA	427,574			380,650
Depreciation, amortization and accretion expense	(219,013		)	(202,153		)
Stock-based compensation expense	(38,323		)	(34,515		)
Acquisition costs	(3,025		)	(36,536		)
Gains on asset sales	—			5,242
Income from operations	$	167,213		$	112,688

The Company also provides the following additional segment disclosures (in thousands):

	Three Months Ended March 31,
	2017		2016
Revenues:
Americas	$	436,447	$	404,394
EMEA	314,847		267,856
Asia-Pacific	198,231		171,906
Total	$	949,525	$	844,156
Depreciation and amortization:
Americas	$	87,927	$	76,259
EMEA	76,168		76,050
Asia-Pacific	52,911		48,225
Total	$	217,006	$	200,534
Capital expenditures:
Americas	$	153,435	$	83,499
EMEA	83,584		57,273
Asia-Pacific	40,223		56,928
Total	$	277,242	$	197,700

The Company's long-lived assets are located in the following geographic areas and total assets by segments are as follows (in thousands):

	March 31, 2017		December 31, 2016
Americas	$	3,452,704	$	3,339,518
EMEA	2,521,418		2,355,943
Asia-Pacific	1,631,707		1,503,749
Total long-lived assets	$	7,605,829	$	7,199,210

Revenue information on a services basis is as follows (in thousands):

	Three Months Ended March 31,
	2017		2016
Colocation	$	691,522	$	618,395
Interconnection	148,060		125,587
Managed infrastructure	54,609		50,310
Other	4,249		2,328
Recurring revenues	898,440		796,620
Non-recurring revenues	51,085		47,536
Total	$	949,525	$	844,156

No single customer accounted for 10% or greater of the Company's revenues for the three months ended March 31, 2017 and 2016. No single customer accounted for 10% or greater of the Company's gross accounts receivable as of March 31, 2017 and December 31, 2016.