CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Current assets
Cash and cash equivalents	$ 36,167	$ 41,566
Accounts receivable (net of allowance for credit losses of $27,399 and $23,435, respectively)	220,100	216,614
Income taxes receivable	5,141	4,759
Notes receivable (net of allowance for credit losses of $2,331 and $4,125, respectively)	52,909	52,466
Prepaid expenses and other current assets	33,817	32,517
Total current assets	348,134	347,922
Property and equipment, at cost (net of accumulated depreciation and amortization of $280,298 and $253,323, respectively)	449,313	427,306
Operating lease right-of-use assets	63,902	68,985
Goodwill	220,187	218,653
Intangible assets (net of accumulated amortization of $216,678 and $201,401, respectively)	764,377	742,190
Notes receivable (net of allowance for credit losses of $6,183 and $6,047, respectively)	50,022	55,577
Investments, employee benefit plans, at fair value	36,278	31,645
Investments in affiliates	44,946	30,647
Deferred income taxes	86,006	88,182
Other assets	87,158	91,068
Total assets	2,150,323	2,102,175
Current liabilities
Accounts payable	120,977	118,863
Accrued expenses and other current liabilities	98,791	131,410
Deferred revenue	95,658	92,695
Current portion of long-term debt	4,416	2,976
Liability for guest loyalty programs	86,844	89,954
Total current liabilities	406,686	435,898
Long-term debt	1,384,293	1,200,547
Long-term deferred revenue	131,873	134,149
Deferred compensation and retirement plan obligations	41,283	36,673
Income taxes payable	8,601	15,482
Operating lease liabilities	68,785	70,994
Liability for guest loyalty programs	46,316	47,381
Other liabilities	7,795	6,391
Total liabilities	2,095,632	1,947,515
Commitments and Contingencies
Common stock, $0.01 par value; 160,000,000 shares authorized; 95,065,638 shares issued at June 30, 2023 and December 31, 2022; 50,565,881 and 52,200,903 shares outstanding at June 30, 2023 and December 31, 2022, respectively	951	951
Additional paid-in-capital	311,288	298,053
Accumulated other comprehensive loss	(4,522)	(5,211)
Treasury stock, at cost; 44,499,757 and 42,864,735 shares at June 30, 2023 and December 31, 2022, respectively	(1,917,031)	(1,694,857)
Retained earnings	1,664,005	1,555,724
Total shareholders’ equity	54,691	154,660
Total liabilities and shareholders’ equity	$ 2,150,323	$ 2,102,175