Stock Compensation - Restricted Stock and Performance Share Grants (Tables)

6 Months Ended

Jun. 30, 2016

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Summary of performance share grants with performance conditions

The following is a summary of the Company's performance share grants with performance conditions for the six months ended June 30, 2016:

Performance Share Grants with Performance Conditions
Below threshold performance	—
Threshold performance	205,712
Target performance	377,385
Maximum performance	569,972

Summary of stock grant activity

The following is a summary of the Company’s stock grant activity, both time and performance share grants, assuming target achievement for outstanding performance share grants for the following periods:

	June 30, 2016		December 31, 2015
Stock grants outstanding beginning of the year at target achievement	272,353		237,045
New stock grants/additional shares due to maximum achievement	245,781		114,221
Vested grants	(36,028	)	(52,436	)
Expired/forfeited grants	(524	)	(26,477	)
Stock grants outstanding June 30, 2016 at target achievement	481,582		272,353

Summary of stock compensation costs for Employee and NDSI Plans

The following table summarizes stock compensation costs for the Company's Employee 1998 Stock Incentive Plan, or the Employee Plan, and NDSI Plan for the following periods:

($ in thousands)	Six Months Ended June 30,
Employee Plan:	2016		2015
Expensed	$	1,768	$	1,488
Capitalized	139		68
	1,907		1,556
NDSI Plan - Expensed	363		412
Total Stock Compensation Costs	$	2,270	$	1,968