Other Operating Expenses and Other Expenses

9 Months Ended

Sep. 30, 2017

Other Operating Expenses And Other Expenses [Abstract]

Other Operating Expenses and Other Expenses

Other Operating Expenses and Other Expenses

Other operating expenses consist of the following:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2017		2016		2017		2016
	(in thousands)
Amortization of policy acquisition costs	$	35,311	$	24,761	$	94,563	$	70,552
Other underwriting expenses of the operating segments	12,442		13,948		42,563		38,583
Other operating expenses of the Corporate and Other segment	6,507		4,870		19,063		15,597
Total	$	54,260	$	43,579	$	156,189	$	124,732

Other expenses of $119,000 and $351,000 for the three and nine months ended September 30, 2017, respectively, were primarily employee severance and legal and other professional services associated with the Company's May 2017 secondary offering. For the three and nine months ended September 30, 2016, other expenses of $(43,000) and $36,000, respectively, were largely comprised of filing fees and due diligence costs related to merger and acquisition activities.