Investment in Unconsolidated Entities (Summary of Financial Information of Investment) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Jun. 30, 2022	Dec. 31, 2021	Jun. 30, 2021	Dec. 31, 2020
Income Statement [Abstract]
Company’s share in net earnings of unconsolidated entities	$ 5,697	$ 5,555	$ 19,907	$ 14,039
Assets	1,657,735		1,657,735			$ 1,421,867
Liabilities	601,272		601,272			511,306
Stockholders' Equity Attributable to Parent	1,009,240	766,789	1,009,240	766,789	$ 947,391	874,548	$ 717,389	$ 640,242
Stockholders' Equity Attributable to Noncontrolling Interest	21,563	16,432	21,563	16,432	16,104	14,146	14,302	9,167
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	1,030,803	783,221	1,030,803	783,221	963,495	888,694	731,691	649,409
Liabilities and Equity	1,657,735		1,657,735			1,421,867
Total revenues	407,944	342,340	1,326,704	950,625
Net income	80,633	51,260	252,833	137,304
Cash		21,561		21,561				19,479
Schedule of Equity Method Investments [Line Items]
Equity in income of unconsolidated entities	5,697	5,555	19,907	14,039
Stockholders' Equity Attributable to Noncontrolling Interest	21,563	16,432	21,563	16,432	16,104	14,146	14,302	9,167
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	1,030,803	783,221	1,030,803	783,221	963,495	888,694	731,691	649,409
Total revenues	407,944	342,340	1,326,704	950,625
Net income	80,633	51,260	252,833	137,304
Assets	1,657,735		1,657,735			1,421,867
Cash		21,561		21,561				19,479
Liabilities	601,272		601,272			511,306
Stockholders' Equity Attributable to Parent	1,009,240	766,789	1,009,240	766,789	$ 947,391	874,548	$ 717,389	$ 640,242
Liabilities and Equity	1,657,735		1,657,735			1,421,867
Equity Method Investment, Nonconsolidated Investee or Group of Investees
Income Statement [Abstract]
Company’s share in net earnings of unconsolidated entities	5,697	5,555	19,907	14,039
Schedule of Equity Method Investments [Line Items]
Equity in income of unconsolidated entities	5,697	5,555	19,907	14,039
Equity Method Investment, Nonconsolidated Investee or Group of Investees
Income Statement [Abstract]
Assets	255,670		255,670			221,277
Liabilities	126,454		126,454			117,509
Stockholders' Equity Attributable to Parent	65,540		65,540			52,983
Stockholders' Equity Attributable to Noncontrolling Interest	63,676		63,676			50,785
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	129,216		129,216			103,768
Liabilities and Equity	255,670		255,670			221,277
Total revenues	65,620	64,131	221,650	155,589
Net income	11,480	11,214	40,038	28,313
Cash	15,891		15,891			15,903
Schedule of Equity Method Investments [Line Items]
Stockholders' Equity Attributable to Noncontrolling Interest	63,676		63,676			50,785
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	129,216		129,216			103,768
Total revenues	65,620	64,131	221,650	155,589
Net income	11,480	11,214	40,038	28,313
Accounts and Other Receivables, Net, Current	3,754		3,754			4,787
Financing Receivable, after Allowance for Credit Loss	5,772		5,772			5,772
Financing Receivable, Held-for-Sale	20,145		20,145			20,734
Inventory, Net	198,968		198,968			166,861
Other Assets, Current	11,140		11,140			7,220
Accounts Payable, Current	11,341		11,341			7,701
Accrued Liabilities, Current	15,818		15,818			13,992
Notes Payable, Current	99,295		99,295			95,816
Costs and Expenses	54,140	$ 52,917	181,612	$ 127,276
Assets	255,670		255,670			221,277
Cash	15,891		15,891			15,903
Liabilities	126,454		126,454			117,509
Stockholders' Equity Attributable to Parent	65,540		65,540			52,983
Liabilities and Equity	$ 255,670		$ 255,670			$ 221,277