Quarterly financial information (unaudited):

12 Months Ended

Dec. 31, 2016

Quarterly financial information (unaudited):

Quarterly financial information (unaudited):

11. Quarterly financial information (unaudited):

	Three months ended
	March 31, 2016		June 30, 2016		September 30, 2016		December 31, 2016
	(in thousands, except share and per share amounts)
Service revenue	$	108,291	$	109,955	$	113,057	$	115,596
Network operations, including equity-based compensation expense		47,277		47,872		48,827		50,089
Gains on equipment transactions		1,946		4,439		687		667
Operating income		15,675		17,511		16,063		14,795
Net income		3,354		4,224		3,459		3,892
Net income per common share—basic and diluted		0.08		0.09		0.08		0.09
Weighted-average number of common shares—basic		44,402,640		44,491,899		44,574,583		44,577,826
Weighted-average number of common shares—diluted		44,571,937		44,705,037		44,776,918		44,803,782

	Three months ended
	March 31, 2015			June 30, 2015		September 30, 2015		December 31, 2015
	(in thousands, except share and per share amounts)
Service revenue	$	97,242		$	98,799	$	103,017	$	105,177
Network operations, including equity-based compensation expense		41,079			42,412		45,182		45,836
Gains on capital lease terminations		10,110			—		1,484		—
Gains on equipment transactions		1,548			719		1,152		2,023
Loss on debt extinguishment and redemption		(10,144	)		—		—		—
Operating income		10,487			10,810		15,519		16,174
Net (loss) income		(1,585	)		840		3,161		2,480
Net (loss) income per common share—basic and diluted		(0.04	)		0.02		0.07		0.06
Weighted-average number of common shares—basic		45,158,250			44,774,831		44,474,724		44,323,131
Weighted-average number of common shares—diluted		45,158,250			45,054,507		44,702,127		44,558,089