Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 108,544	$ 102,511
Restricted cash	814	593
Accounts receivable	11,949	16,207
Inventories	4,716	5,115
Prepaid expenses and other current assets	20,581	20,082
Total current assets	146,604	144,508
Property and equipment:
Land	44,759	45,265
Buildings and building improvements	356,103	345,451
Leasehold improvements	210,999	204,064
Assets under capital leases	49,173	49,173
Equipment	302,988	300,518
Construction in progress	10,875	10,617
Total property and equipment	974,897	955,088
Accumulated depreciation and amortization	(491,034)	(470,482)
Property and equipment, net of accumulated depreciation	483,863	484,606
Goodwill	153,549	151,716
Intangible assets, net of accumulated amortization	2,333	2,596
Investments in unconsolidated affiliates	8,333	8,033
Deferred income tax asset	106,280	106,300
Other	14,491	14,899
Total assets	915,453	912,658
Current liabilities:
Accounts payable	47,779	50,527
Accrued expenses	34,101	32,099
Deferred revenue	18,545	23,995
Current maturities of capital leases and long-term financing obligations	12,446	9,978
Total current liabilities	112,871	116,599
Long-term liabilities:
Long-term debt	223,846	223,406
Capital leases and long-term financing obligations, less current maturities	224,968	221,315
Deferred revenue	30,895	29,512
Other	33,098	32,055
Total long-term liabilities	512,807	506,288
Commitments and contingencies
Stockholders’ equity:
Preferred Stock, $1.00 par value per share: 1,000,000 shares authorized, no shares issued	0	0
Common Stock, $0.03 par value per share: 52,500,000 shares authorized, 25,337,729 shares issued and 24,388,587 shares outstanding at June 30, 2016, and 25,410,153 shares issued and 24,598,206 shares outstanding at December 31, 2015	760	754
Treasury stock, 949,142 and 811,947 shares at cost at June 30, 2016 and December 31, 2015, respectively	(24,349)	(21,289)
Paid-in capital	505,406	502,975
Accumulated deficit	(192,042)	(192,669)
Total stockholders’ equity	289,775	289,771
Total liabilities and stockholders’ equity	$ 915,453	$ 912,658

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.