Share Based Compensation (Tables)

3 Months Ended

Mar. 31, 2023

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 three months ended March 31, 2023 follows:

	Common shares subject to PBRSUs and TBRSUs
Nonvested at January 1, 2023	199,650
Granted	54,698
Vested	(56,465)
Forfeited	(570)
Adjustment for performance conditions of PBRSUs (1)	—
Nonvested at March 31, 2023 (2)	197,313

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 March 31, 2023:

(In thousands)
Nine months ending December 31, 2023	$	4,350
2024	4,693
2025	3,076
2026	1,285
2027	206
Total	$	13,610

Share-based Compensation Arrangements by Share-based Payment Award, Performance-Based Units, Vested and Expected to Vest

A summary of awards vested during the three months ended March 31, 2023 and 2022 follows:

	Three Months Ended March 31,
	2023	2022
PBRSUs and TBRSUs vested	56,465	48,415
Common shares withheld to satisfy employee income tax withholding obligations	21,981	18,658
Net common shares issued	34,484	29,757