Saving and Retirement Plans Non Qualified Deferred Compensation Plan (Tables)

12 Months Ended

Dec. 31, 2016

Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]

Deferred Compensation Arrangement with Individual Disclosure, Postretirement Benefits [Table Text Block]

The following table reflects the balances of the assets and deferred compensation liabilities of the Rabbi trust in the accompanying Consolidated Balance Sheets:

Non Qualified Deferred Compensation Plan Component (1)	Year ended December 31,
(in thousands)	2016		2015
Assets:
Trading securities held in trust	$	28,588	29,093
Liabilities:
Accounts payable and other liabilities	$	28,214	28,632

⁽¹⁾ Assets and liabilities of the Rabbi trust are exclusive of the shares of the Company's common stock.