Condensed Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Revenues
Rental	$ 121,176	$ 117,840	$ 241,508	$ 228,087
Rental related services	34,358	33,857	63,938	60,989
Rental operations	155,534	151,697	305,446	289,076
Total revenues	212,611	203,030	400,438	366,748
Direct costs of rental operations:
Depreciation of rental equipment	22,165	22,597	44,531	44,430
Rental related services	24,990	23,825	45,776	43,093
Other	27,920	30,560	56,930	61,695
Total direct costs of rental operations	75,075	76,982	147,237	149,218
Costs of sales	34,121	31,438	56,518	45,553
Total costs of revenues	109,196	108,420	203,755	194,771
Gross profit	103,415	94,610	196,683	171,977
Expenses:
Selling and administrative expenses	61,370	47,026	121,188	104,524
Other income, net			(9,281)
Income from operations	42,045	47,584	84,776	67,453
Interest expense	13,037	9,945	25,741	17,409
Foreign currency exchange loss (gain)	31	18	163	(208)
Income from continuing operations before provision for income taxes	28,977	37,621	58,872	50,252
Provision for income taxes from continuing operations	8,359	9,669	15,406	10,782
Income from continuing operations	20,618	27,952	43,466	39,470
Discontinued operations:
Income from discontinued operations before provision for income taxes				1,709
Provision for income taxes from discontinued operations				453
Gain on sale of discontinued operations, net of tax		2,630		61,513
Income from discontinued operations		2,630		62,769
Net income	$ 20,618	$ 30,582	$ 43,466	$ 102,239
Earnings per share from continuing operations:
Basic	$ 0.84	$ 1.14	$ 1.77	$ 1.61
Diluted	0.84	1.14	1.77	1.61
Earnings per share from discontinued operations:
Basic		0.11		2.57
Diluted		0.11		2.56
Earnings per share:
Basic	0.84	1.25	1.77	4.18
Diluted	$ 0.84	$ 1.25	$ 1.77	$ 4.17
Shares used in per share calculation:
Basic	24,549	24,479	24,531	24,448
Diluted	24,560	24,512	24,562	24,527
Cash dividends declared per share	$ 0.475	$ 0.465	$ 0.95	$ 0.93
Sales [Member]
Revenues
Revenues	$ 54,414	$ 47,801	$ 89,483	$ 71,461
Other [Member]
Revenues
Revenues	$ 2,663	$ 3,532	$ 5,509	$ 6,211