Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2019

Accounting Policies [Abstract]

Schedule of non-amortizable intangible assets

The following table provides additional information regarding ProAssurance's intangible assets.

	Gross Carrying Value				Accumulated Amortization				Amortization Expense
	December 31				December 31				Year Ended December 31
(In millions)	2019		2018		2019		2018		2019		2018		2017
Intangible Assets
Non-amortizable	$	25.8	$	25.8
Amortizable	97.7		97.5		$	52.7	$	46.5	$	6.1	$	6.2	$	5.8
Total Intangible Assets	$	123.5	$	123.3

Schedule of amortizable intangible assets

The following table provides additional information regarding ProAssurance's intangible assets.

	Gross Carrying Value				Accumulated Amortization				Amortization Expense
	December 31				December 31				Year Ended December 31
(In millions)	2019		2018		2019		2018		2019		2018		2017
Intangible Assets
Non-amortizable	$	25.8	$	25.8
Amortizable	97.7		97.5		$	52.7	$	46.5	$	6.1	$	6.2	$	5.8
Total Intangible Assets	$	123.5	$	123.3

Schedule of other liabilities

Other liabilities at December 31, 2019 and 2018 consisted of the following:

(In thousands)	2019		2018
SPC dividends payable	$	55,763	$	53,604
Unpaid shareholder dividends	16,676		43,446
All other	100,817		102,245
Total other liabilities	$	173,256	$	199,295