CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016
Revenue:
Service	$ 25,396	$ 29,151	$ 50,640	$ 59,223
Hardware	2,664	1,289	4,457	2,032
Total revenue	28,060	30,440	55,097	61,255
Cost of sales, excluding depreciation and amortization:
Cost of service	(3,232)	(4,125)	(6,980)	(8,492)
Cost of hardware	(2,451)	(503)	(3,612)	(841)
Selling, general and administrative expenses	(14,404)	(14,595)	(28,135)	(30,771)
Stock-based compensation expense	(1,291)		(1,327)
Acquisition related transaction expenses	(813)	(389)	(11,273)	(1,667)
Depreciation and amortization	(8,004)	(9,172)	(15,172)	(18,444)
Net operating (loss) income	(2,135)	1,656	(11,402)	1,040
Other income (expense)
Interest income			12
Interest expense	(4,542)	(14,905)	(18,965)	(31,012)
Change in fair value of earnout liability	(2,155)		(879)
Change in fair value of derivative liability	(203)		(79)
Other finance costs	(53)	(63)	(107)	(128)
Total other expense, net	(6,953)	(14,968)	(20,018)	(31,140)
Net loss before income taxes	(9,088)	(13,312)	(31,420)	(30,100)
Income tax expense	(32)	(203)	(83)	(289)
Net loss	(9,120)	(13,515)	(31,503)	(30,389)
Other comprehensive income (loss):
Foreign currency translation gain/(loss)	649	18,706	18,134	18,408
Actuarial losses on pension plan	(1,867)	(2,498)	(3,123)	(3,790)
Other comprehensive income/(loss)	(1,218)	16,208	15,011	14,618
Comprehensive (loss) income	$ (10,338)	$ 2,693	$ (16,492)	$ (15,771)
Net loss per common share - basic and diluted (in dollars per share)	$ (0.45)	$ (1.15)	$ (1.94)	$ (2.61)
Weighted average number of shares outstanding during the period - basic and diluted (in shares)	20,378,002	11,801,369	16,266,916	11,648,033