Summary Of Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2016

Accounting Policies [Abstract]

Supplemental disclosures related to the Consolidated Statements Of Cash Flows

The following table provides supplemental disclosures related to the Consolidated Statements of Cash Flows:

	Nine Months Ended
	September 30,
	2016			2015
	(In thousands)
SUPPLEMENTAL DISCLOSURES:
Total interest costs incurred	$	83,803		$	83,485
Interest capitalized	(12,660		)	(14,139		)
Interest expense	$	71,143		$	69,346
Cash paid for interest, net of amounts capitalized (1)	$	66,921		$	91,319
Cash paid for income taxes	$	300		$	274
NON-CASH INVESTING AND FINANCING TRANSACTIONS:
Mortgage loans assumed with acquisition	$	34,385		$	18,666
DownREIT operating partnership units redeemed for common shares	$	18,679		$	—
DownREIT operating partnership units issued with acquisition	$	—		$	7,742
Shares issued under dividend reinvestment plan	$	1,523		$	1,468

(1) 2015 includes $19.2 million related to early extinguishment of debt.