CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 29, 2021	Dec. 30, 2020
Current assets:
Cash and cash equivalents	$ 302,406	$ 146,873
Marketable securities	80,000	36,887
Accounts receivable, net	13,657	9,464
Inventories	3,850	2,888
Prepaid expenses and other current assets	9,763	7,074
Total current assets	409,676	203,186
Property and equipment, net of accumulated depreciation of $222,768 and $166,156, respectively	389,386	336,541
Operating lease assets	347,277	306,317
Deferred income taxes, net	298,668	287,007
Other assets	12,563	12,297
TOTAL ASSETS	1,457,570	1,145,348
Current liabilities:
Accounts payable	19,947	23,487
Accrued expenses	36,892	25,920
Accrued wages and related liabilities	14,638	10,441
Operating lease liabilities, current	35,519	35,657
Other current liabilities	14,501	14,200
Total current liabilities	121,497	109,705
Long-term debt	243,542	0
Long-term operating lease liabilities	400,113	343,736
Liabilities under tax receivable agreement, net of current portion	234,045	232,954
Other long-term liabilities	22,773	24,460
Total liabilities	1,021,970	710,855
Commitments and contingencies (Note 17)
Stockholders' equity:
Preferred stock, no par value—10,000,000 shares authorized; none issued and outstanding as of December 29, 2021 and December 30, 2020.	0	0
Additional paid-in capital	405,940	395,067
Retained earnings	3,554	12,209
Accumulated other comprehensive income	1	3
Total stockholders' equity attributable to Shake Shack Inc.	409,537	407,321
Non-controlling interests	26,063	27,172
Total equity	435,600	434,493
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	1,457,570	1,145,348
Class A common stock, $0.001 par value—200,000,000 shares authorized; 39,142,397 and 38,717,790 shares issued and outstanding as of December 29, 2021 and December 30, 2020, respectively.
Stockholders' equity:
Common stock	39	39
Class B common stock, $0.001 par value—35,000,000 shares authorized; 2,921,587 and 2,951,188 shares issued and outstanding as of December 29, 2021 and December 30, 2020, respectively.
Stockholders' equity:
Common stock	$ 3	$ 3