CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 73,620	$ 59,740
Trade accounts receivable, net of allowances for uncollectible accounts	163,421	173,862
Inventories and supplies	39,921	46,441
Funds held for customers	117,641	100,982
Revenue in excess of billings	32,790	30,458
Other current assets	44,818	38,563
Total current assets	472,211	450,046
Deferred income taxes	3,907	2,886
Long-term investments	44,995	43,773
Property, plant and equipment, net of accumulated depreciation	96,467	90,342
Operating lease assets	44,372	0
Intangibles, net of accumulated amortization	276,122	359,965
Goodwill	804,487	1,160,626
Assets held for sale	2,880	1,350
Other non-current assets	197,870	196,108
Total assets	1,943,311	2,305,096
Current liabilities:
Accounts payable	112,198	106,978
Funds held for customers	116,411	99,818
Accrued liabilities	179,338	184,463
Long-term debt due within one year	0	791
Total current liabilities	407,947	392,050
Long-term debt	883,500	911,073
Operating lease liabilities	33,585	0
Deferred income taxes	14,898	46,680
Other non-current liabilities	32,520	39,880
Commitments and contingencies (Notes 11, 16 and 17)
Shareholders' equity:
Common shares $1 par value (authorized: 500,000 shares; outstanding: December 31, 2019 - 42,126; December 31, 2018 - 44,647)	42,126	44,647
Additional paid-in capital	4,086	0
Retained earnings	572,596	927,345
Accumulated other comprehensive loss	(47,947)	(56,579)
Total shareholders' equity	570,861	915,413
Total liabilities and shareholders' equity	$ 1,943,311	$ 2,305,096