Supplemental Financial Statement Information

12 Months Ended

Dec. 31, 2021

Activity in the allowance for credit losses on accounts receivable is presented below.


	Balance at beginning of year		Cumulative effect of accounting change		Amounts charged to expense		Write-offs, recoveries and other		Balance at end of year		Accounts and other receivables		Other assets
2021	$	35,344	$	—	$	9,355	$	(15,520)	$	29,179	$	11,168	$	18,011
2020	$	17,830	$	15,336	$	19,789	$	(17,611)	$	35,344	$	18,899	$	16,445
2019	$	17,443	$	—	$	16,345	$	(15,958)	$	17,830	$	17,830	$	—

Other expense, net consisted of the following:


	Years Ended December 31,
	2021		2020		2019
Loss on refinancing of debt	$	56,209	$	36,987	$	6,623
Insurance proceeds	(3,000)		(16,928)		—
(Gain) loss on sale of assets/businesses	(11,635)		(11,908)		17,683

Other expense, net	$	41,574	$	8,151	$	24,306

Supplemental cash flow information is as follows:


	Years Ended December 31,
	2021		2020		2019

Purchases of property and equipment in accounts payable	$	5,305	$	16,098	$	1,301
Cash interest paid	$	124,084	$	151,857	$	157,709
Cash income tax payments, net of refunds	$	4,337	$	20,185	$	27,109

Selected balance sheet information is as follows:


	December 31,
	2021		2020
Other assets:
Long-term investments	$	333,052	$	364,212


Other (net of allowance of $18,011 and $16,445, respectively)	138,032		127,302
Total	$	471,084	$	491,514

Accounts payable and accrued liabilities:
Accounts payable	$	310,993	$	295,173
Customer deposits	185,528		165,774
Employee related liabilities	233,876		232,236
Other	192,146		187,433
Total	$	922,543	$	880,616

Other noncurrent liabilities:
Pension liabilities	$	115,457	$	235,439
Postretirement medical benefits	126,675		153,838
Other	66,596		47,738
Total	$	308,728	$	437,015