Share Based Compensation (Tables)

9 Months Ended

Sep. 30, 2020

Share-based Payment Arrangement [Abstract]

Share-based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block]

A summary of changes in the common shares subject to nonvested PBRSUs and TBRSUs for the nine months ended September 30, 2020 follows:

	Common shares subject to PBRSUs and TBRSUs
Nonvested at January 1, 2020	194,722
Granted	62,265
Vested	(44,379)
Forfeited	(3,101)
Adjustment for performance conditions of PBRSUs (1)	(5,399)
Nonvested at September 30, 2020 (2)	204,108

Share-based Payment Arrangement, Nonvested Award, Cost [Table Text Block]

The following table details expected additional share-based compensation expense related to PBRSUs and TBRSUs outstanding at September 30, 2020:

(In thousands)
Three months ending December 31, 2020	$	1,198
2021	3,644
2022	2,401
2023	997
2024	161
Total	$	8,401