Transactions with Affiliates (Tables)

12 Months Ended

Dec. 31, 2019

Related Party Transactions [Abstract]

Schedule of activities with affiliates

Activities with affiliates were as follows for the periods indicated (in thousands):

	Year Ended December 31,
	2019		2018		2017
Affiliate billings to us	$	83	$	75	$	81
Billings to affiliates	5		6		4
Rentals paid to affiliate	487		487		583
Fee paid to Bencap (1)	—		—		108

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(1)Amount represents fees paid to Bencap through the forfeiture of our investment during the first quarter of 2017. As a result of the investment forfeiture, Bencap is no longer an affiliate.