Share Based Compensation (Tables)

9 Months Ended

Sep. 30, 2019

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, 2019 follows:

	Common shares subject to PBRSUs and TBRSUs
Nonvested at January 1, 2019	152,631
Granted	74,440
Vested	(27,719	)
Forfeited	(1,262	)
Adjustment for performance conditions of PBRSUs (1)	(3,368	)
Nonvested at September 30, 2019 (2)	194,722

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 as of September 30, 2019:

(In thousands)
Three months ending December 31, 2019	$	1,287
2020	4,047
2021	2,388
2022	1,038
2023	163
Total	$	8,923