Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended		12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Cash flows from operating activities:
Net income	$ 42,642	$ 19,917
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization of property and equipment	13,881	14,001
Depreciation of rental equipment	122,309	113,686
Amortization of finance lease right-of-use assets	24	81
Amortization of intangible assets	1,985	1,985
Amortization of deferred financing costs	485	486
Accretion of note discount, net of premium amortization	586	586
Non-cash operating lease expense	6,794	7,426
Provision for losses on accounts receivable	1,360	787
Provision for inventory obsolescence		38
Change in deferred income taxes	13,811	5,869
Stock-based compensation expense	2,989	2,543
Loss on sale of discontinued operations	1,917
Gain from sales of property and equipment, net	(2,382)	(834)
Gain from sales of rental equipment, net	(17,341)	(27,070)
Changes in operating assets and liabilities:
Receivables	(27,252)	7,555
Inventories	(87,557)	(73,651)
Prepaid expenses and other assets	(6,737)	(7,137)
Accounts payable	41,270	23,804
Manufacturer flooring plans payable	583	(2,289)
Accrued expenses payable and other liabilities	(5,178)	(7,324)
Net cash provided by operating activities	104,189	80,459
Cash flows from investing activities:
Closing adjustments of discontinued operations	(2,256)
Purchases of property and equipment	(24,457)	(16,227)
Purchases of rental equipment	(174,775)	(228,453)
Proceeds from sales of property and equipment	2,794	1,088
Proceeds from sales of rental equipment	36,293	75,302
Net cash used in investing activities	(162,401)	(168,290)
Cash flows from financing activities:
Borrowings on senior secured credit facility	573,197	620,584
Payments on senior secured credit facility	(573,197)	(620,584)
Dividends paid	(19,886)	(19,865)
Purchases of treasury stock	(343)	(435)
Payments of deferred financing costs		(136)
Payments of finance lease obligations	(24)	(128)
Net cash used in financing activities	(20,253)	(20,564)
Net decrease in cash	(78,465)	(108,395)
Cash, beginning of period	357,296	310,882	$ 310,882
Cash, end of period	278,831	202,487	$ 357,296
Noncash asset purchases:
Assets transferred from used and new inventory to rental fleet	40,808	17,679
Purchases of property and equipment included in accrued expenses payable and other liabilities	(567)	3
Operating lease assets obtained in exchange for new operating lease liabilities	13,110	12,868
Cash paid during the period for:
Interest	30,426	25,946
Income taxes paid (refunds received), net	$ 1,891	$ 1,545