Non-Qualified Deferred Compensation Plan (Tables)

6 Months Ended

Jun. 30, 2017

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 related participant account obligations in the accompanying Consolidated Balance Sheets, excluding Regency stock:

(in thousands)	June 30, 2017		December 31, 2016
Assets:
Trading securities held in trust	$	29,839	28,588
Liabilities:
Accounts payable and other liabilities	$	29,511	28,214