Consolidated Statements Of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Revenues
Income from real property	$ 925,664	$ 825,973	$ 742,228
Revenue from home sales	181,936	166,031	127,408
Rental home revenue	57,572	53,657	50,549
Ancillary revenue	66,881	54,107	37,511
Interest	17,857	20,852	21,179
Brokerage commissions and other revenues, net	14,127	6,205	3,695
Total Revenues	1,264,037	1,126,825	982,570
Expenses
Property operating and maintenance	266,378	236,097	210,278
Real estate taxes	61,880	56,555	52,288
Cost of home sales	134,357	123,333	95,114
Rental home operating and maintenance	21,995	23,304	22,160
Ancillary expenses	47,432	38,043	27,450
Home selling expenses	14,690	15,722	12,457
General and administrative	93,964	81,429	83,973
Catastrophic weather related charges	1,737	92	8,352
Depreciation and amortization	328,067	287,262	261,536
Loss on extinguishment of debt	(16,505)	(1,190)	(4,676)
Interest	133,153	130,556	128,471
Interest on mandatorily redeemable preferred OP units / equity	4,698	3,694	3,114
Total Expenses	1,124,856	997,277	909,869
Income Before Other Items	139,181	129,548	72,701
Gain / (loss) on remeasurement of marketable securities	34,240	(3,639)	0
Other income / (expense), net	3,457	(6,453)	8,982
Income from nonconsolidated affiliates	1,374	790	0
Current tax expense	(1,095)	(595)	(446)
Deferred tax benefit	222	507	582
Net income	177,379	120,158	81,819
Less: Preferred return to Series A-1 preferred OP units	(6,058)	(4,486)	(4,581)
Net Income (Loss) Attributable to Noncontrolling Interest	9,768	8,443	5,055
Net income attributable to Sun Communities, Inc.	161,553	107,229	72,183
Less: Preferred stock distributions	(1,288)	(1,736)	(7,162)
Net income attributable to Sun Communities, Inc. common stockholders	$ 160,265	$ 105,493	$ 65,021
Weighted average common shares outstanding:
Basic (in shares)	88,460	81,387	76,084
Diluted (in shares)	88,915	82,040	76,711
Earnings (loss) per share:
Basic (in USD per share)	$ 1.80	$ 1.29	$ 0.85
Diluted (in USD per share)	$ 1.80	$ 1.29	$ 0.85