Non-Qualified Deferred Compensation Plan (Tables)

6 Months Ended

Jun. 30, 2016

Compensation and Retirement Disclosure [Abstract]

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

The following table reflects the balances of the assets held in the Rabbi trust and the participant account obligations in the accompanying Consolidated Balance Sheets:

Non-Qualified Deferred Compensation Plan Component (1)
(in thousands)	June 30, 2016		December 31, 2015
Assets:
Trading securities held in trust	$	29,939	29,093
Liabilities:
Accounts payable and other liabilities	$	29,500	28,632

⁽¹⁾ The assets and liabilities presented include the trading securities held in the Rabbi trust and the related participant obligations. The Company's common stock held in the Rabbi trust, and the related participant obligation, is presented within Stockholders' equity in the accompanying Consolidated Balance Sheets as Treasury stock and part of Additional paid in capital, respectively.