Schedule II - Notes to Condensed Financial Statements (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021		Dec. 31, 2020
Condensed Financial Statements, Captions [Line Items]
Cash dividends paid to parent by wholly owned subsidiaries	$ 30,651		$ 24,043
Investors Title Insurance Company, net*
Condensed Financial Statements, Captions [Line Items]
Cash dividends paid to and received from parent company, net	28,401	[1]	20,443
Cash dividends paid to parent by wholly owned subsidiaries	34,182		25,331
Dividend received from parent company	5,781		4,888
Investors Title Exchange Corporation
Condensed Financial Statements, Captions [Line Items]
Cash dividends paid to parent by wholly owned subsidiaries	1,350		2,000
Investors Title Accommodation Corporation
Condensed Financial Statements, Captions [Line Items]
Cash dividends paid to parent by wholly owned subsidiaries	50		0
Investors Trust Company
Condensed Financial Statements, Captions [Line Items]
Cash dividends paid to parent by wholly owned subsidiaries	500		500
Investors Title Commercial Agency, LLC
Condensed Financial Statements, Captions [Line Items]
Cash dividends paid to parent by wholly owned subsidiaries	350		700
National Investors Holdings [Member]
Condensed Financial Statements, Captions [Line Items]
Cash dividends paid to parent by wholly owned subsidiaries	$ 0		$ 400

[1] Total dividends of $34,182 and $25,331 paid to the Parent Company in 2021 and 2020, respectively, netted with dividends of $5,781 and $4,888 received from the Parent Company in 2021 and 2020, respectively.