Restrictions as to Dividends and Limitations on Indebtedness	12 Months Ended
	Dec. 31, 2019
Disclosure of Restrictions on Dividends, Loans and Advances Disclosure [Abstract]
Restrictions as to Dividends and Limitations on Indebtedness	Restrictions as to Dividends and Limitations on IndebtednessThe debt instruments issued by Credco impose the requirement that Credco maintain a minimum consolidated net worth of $50 million, which limits the amount of dividends Credco can pay to its parent. There are no limitations on the amount of debt that can be issued by Credco, provided it maintains the minimum required fixed charge coverage ratio of 1.25.