Equity Plans (Tables)

6 Months Ended

Jun. 30, 2013

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

Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan

A summary of compensation costs charged to income, proceeds from the exercise of stock options and similar instruments, and the tax benefit realized from stock options and similar instruments exercised, that were recorded to additional paid-in capital and common stock, by award type, are presented below for the three and six months ended June 30, 2013 and 2012.



	Three months ended June 30,			Six months ended June 30,
	2013		2012	2013		2012
Compensation costs charged to income:
ESPP	$	—	—	$	58	49
Restricted stock and deferred restricted stock	242		100	531		234
Total compensation costs charged to income	$	242	100	$	589	283
Excess tax benefits realized from share options exercised and stock issuance:
Stock options	$	—	8	$	—	8
Restricted stock and deferred restricted stock	65		35	95		35
Total excess tax benefits realized from share options exercised and stock issuance	$	65	43	$	95	43
Proceeds from the exercise of stock options and similar instruments:
Stock options	$	—	75	$	—	75
DRSPP	21		21	38		52
ESPP	—		—	328		278
Total proceeds from the exercise of stock options and similar instruments	$	21	96	$	366	405