Capital Transactions (Tables)

12 Months Ended

Dec. 31, 2017

Equity [Abstract]

Summary of Awards

A summary of the awards issued in 2017, 2016 and 2015 is as follows:

	Fiscal Year
	2017		2016		2015
Date of approval for award	March 7, 2017		March 8, 2016		March 3, 2015
Fiscal year of service covered by award	2016		2015		2014
Shares settled in cash		18,980		19,080		19,080
Increase in Class B Common Stock shares outstanding		21,020		20,920		20,920
Total Class B Common Stock awarded		40,000		40,000		40,000

Compensation Expense for the Performance Unit Award Agreement

Compensation expense for the Performance Unit Award Agreement, recognized on the share price of the last trading day prior to the end of the fiscal year, was as follows:

	Fiscal Year
(in thousands, except per share data)	2017		2016		2015
Total compensation expense	$	7,922	$	7,154	$	7,300
Share price for compensation expense	$	215.26	$	178.85	$	182.51
Share price date for compensation expense	December 29, 2017		December 30, 2016		December 31, 2015