Goodwill, Net

A reconciliation of the changes in the carrying amount of goodwill and accumulated impairment losses, by operating segment and reporting unit, for the nine months ended September 30, 2018, is as follows:



(in thousands)	PIRM			UWS			Consolidated
Balance as of January 1, 2018
Goodwill	$	1,029,223		$	1,228,901		$	2,258,124
Accumulated impairment losses	(600		)	(6,925		)	(7,525		)
Goodwill, net	1,028,623			1,221,976			2,250,599
Acquisitions	14,257			63,112			77,369
Disposal	(1,803		)	—			(1,803		)
Translation adjustments	(13,868		)	—			(13,868		)
Balance as of September 30, 2018
Goodwill, net	$	1,027,209		$	1,285,088		$	2,312,297

For the nine months ended September 30, 2018, we recorded goodwill of $14.1 million within our Property Intelligence & Risk Management ("PIRM") reporting unit related to the acquisition of eTech Solutions Limited ("eTech") and $0.2 million in measurement period adjustments attributable to prior year acquisitions. In addition, we recorded a loss of $1.8 million associated with a non-core business-line disposal within PIRM that was not significant. Further, we recorded goodwill of $63.6 million within our Underwriting & Workflow Solutions ("UWS") reporting unit related to the acquisition of a la mode technologies, LLC ("a la mode"), partially offset by a $0.5 million measurement period adjustment attributable to a prior year acquisition. See Note 12 - Acquisitions for further discussion.