Summary of significant accounting policies (Tables)

12 Months Ended

Dec. 31, 2018

Summary of significant accounting policies

Schedule of estimated useful lives for property and equipment

Software	2 to 5 years
Computer equipment	3 to 5 years
Furniture, fixtures and office equipment	3 to 5 years
Leasehold improvements	The shorter of the estimated useful life or the remaining term of the agreements, generally ranging from 2 to 18 years

Summary of changes to condensed consolidated balance sheet and statement of operations

In addition, adoption of the standard resulted in the following changes to the consolidated balance sheet as of January 1, 2018:

	January 1, 2018		Adjustment for		January 1, 2018
	(Per ASC 605)		Adoption		(Per ASC 606)
Accounts receivable, net	$	26,148	$	(1,069)	$	25,079
Prepaid expenses and other current assets	$	6,369	$	170	$	6,539
Other assets	$	10,082	$	(2,179)	$	7,903
Deferred revenue, current	$	61,708	$	14,176	$	75,884
Deferred revenue, net of current portion	$	149,168	$	(20,580)	$	128,588

The below table summarizes the changes to our consolidated balance sheet as of December 31, 2018 as a result of the adoption of ASC 606:

	December 31, 2018		Adjustment for		December 31, 2018
	(Per ASC 605)		Adoption		(Per ASC 606)
	(in thousands)
Accounts receivable, net	$	43,410	$	(644)	$	42,766
Prepaid expenses and other current assets	$	7,603	$	212	$	7,815
Other assets	$	12,224	$	(2,288)	$	9,936
Deferred revenue, current	$	82,731	$	(2,348)	$	80,383
Deferred revenue, net of current portion	$	147,785	$	(10,580)	$	137,205
Non-controlling interests	$	408	$	1,803	$	2,211

The below table summarizes the changes to our consolidated statement of operations for the year ended December 31, 2018 as a result of the adoption of ASC 606 with income taxes calculated excluding the tax effect on the equity component of the Convertible Notes:

	Year Ended				Year Ended
	December 31, 2018		Adjustment for		December 31, 2018
	(Per ASC 605)		Adoption		(Per ASC 606)
	(in thousands)
Revenue	$	244,307	$	6,514	$	250,821
Income tax benefit	$	(4,785)	$	(368)	$	(5,153)
Non-controlling interests	$	(245)	$	1,734	$	1,489

Summary of the entity's revenue disaggregated by product offerings

	Year Ended December 31,
	2018		2017 (1)		2016 (1)
Revenue:
DAS	$	95,216	$	80,552	$	58,182
Military/multifamily		77,721		55,129		39,975
Wholesale-Wi-Fi		47,481		31,529		22,221
Retail		17,630		24,926		26,636
Advertising and other		12,773		12,233		12,330
Total revenue	$	250,821	$	204,369	$	159,344

(1) As noted above, prior period amounts have not been adjusted upon adoption of ASC 606 under the modified retrospective method.