Significant Accounting Policies Insurance costs (Tables)

12 Months Ended

Dec. 31, 2019

Accounting Policies [Abstract]

Recognition of underwriting, acquisition and insurance costs

Underwriting, Acquisition and Insurance Expenses
	Year ended December 31,
	2019		2018		2017
	(Dollars in thousands)
Components of our underwriting, acquisition and insurance expenses:
Commission expense, net of deferrals	$	24,419	$	23,801	$	24,356
Amortization of deferred acquisition costs	22,887		33,137		22,507
Amortization of value of insurance in force acquired	2,141		2,167		2,178
Other underwriting, acquisition and insurance expenses, net of deferrals	91,177		92,950		85,837
Total	$	140,624	$	152,055	$	134,878