Floating Rate Capital Debt (Tables)

12 Months Ended

Dec. 31, 2019

Brokers and Dealers [Abstract]

Summary of Book Values of Outstanding Subordinated Debentures

The following table summarizes the book values of the outstanding subordinated debentures as of December 31, 2019 and 2018.

TABLE 98: SUBORDINATED DEBENTURES

	DECEMBER 31,
(In Millions)	2019		2018
NTC Capital I Subordinated Debentures due January 15, 2027	$	154.3	$	154.2
NTC Capital II Subordinated Debentures due April 15, 2027	123.4		123.4
Total Subordinated Debentures	$	277.7	$	277.6