Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2019

Accounting Policies [Abstract]

Activity in Real Estate Facilities

Activity in real estate facilities during the years ended December 31, 2019 and 2018 is as follows:

	2019			2018
	(In thousands)
Operating facilities, at cost:
Beginning balance	$	2,575,367		$	2,506,656
Capital expenditures	177,268			50,680
Acquisitions	975,045			—
Newly developed warehouse facilities	21,316			62,353
Disposition	(7,409		)	(30,199		)
Impairment	(12,555		)	(747		)
Conversion of leased assets to owned	—			8,405
Impact of foreign exchange rate changes	557			(21,781		)
Ending balance	3,729,589			2,575,367
Accumulated depreciation:
Beginning balance	(827,892		)	(770,006		)
Depreciation expense	(114,512		)	(87,355		)
Dispositions	6,679			24,672
Impact of foreign exchange rate changes	(697		)	4,797
Ending balance	(936,422		)	(827,892		)
Total real estate facilities	$	2,793,167		$	1,747,475
Non-real estate assets	197,835			92,226
Total property, buildings and equipment and finance leases, net	$	2,991,002		$	1,839,701

Restricted Cash Balances

Restricted cash balances as of December 31, 2019 and 2018 are as follows:

	2019		2018
	(In thousands)
2013 mortgage notes’ escrow accounts	$	877	$	974
2013 mortgage notes’ cash managed accounts	2,343		2,410
Cash on deposit for workers’ compensation program in Australia	2,525		2,635
New market tax credit reserve accounts	565		—
Total restricted cash	$	6,310	$	6,019

Summary of Activity of Allowance for Doubtful Accounts

The following table provides a summary of activity of the allowance for doubtful accounts:

	Balance at beginning of year		Charged to expense/against revenue	Amounts written off, net of recoveries		Balance at end of year
Allowance for doubtful accounts:	(In thousands)
Year ended December 31, 2017	$	4,072	2,510	(1,273	)	$	5,309
Year ended December 31, 2018	$	5,309	1,969	(1,572	)	$	5,706
Year ended December 31, 2019	$	5,706	3,608	(2,387	)	$	6,927