Non-Qualified Deferred Compensation Plan (Tables)

3 Months Ended

Mar. 31, 2018

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 and deferred compensation liabilities of the Rabbi trust and related participant account obligations in the accompanying Consolidated Balance Sheets, excluding Regency stock:

(in thousands)	March 31, 2018		December 31, 2017
Assets:
Equity securities (1)	$	32,609	31,662
Liabilities:
Accounts payable and other liabilities	$	32,354	31,383
(1) Included within Other assets in the accompanying Consolidated Balance Sheets.