Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 95,723	$ 102,511
Restricted cash	435	593
Accounts receivable	15,388	16,207
Inventories	4,730	5,115
Prepaid expenses and other current assets	20,756	20,082
Total current assets	137,032	144,508
Property and equipment:
Land	44,786	45,265
Buildings and building improvements	356,372	345,451
Leasehold improvements	209,753	204,064
Assets under capital leases	49,173	49,173
Equipment	303,812	300,518
Construction in progress	7,318	10,617
Total property and equipment	971,214	955,088
Accumulated depreciation and amortization	(482,127)	(470,482)
Property and equipment, net of accumulated depreciation	489,087	484,606
Goodwill	153,549	151,716
Intangible assets, net of accumulated amortization	2,465	2,596
Investments in unconsolidated affiliates (Note 10)	7,816	8,033
Deferred income tax asset	105,421	106,300
Other	14,825	14,899
Total assets	910,195	912,658
Current liabilities:
Accounts payable	42,829	50,527
Accrued expenses	30,871	32,099
Deferred revenue	20,724	23,995
Current maturities of capital leases and long-term financing obligations	10,455	9,978
Total current liabilities	104,879	116,599
Long-term liabilities:
Long-term debt	223,626	223,406
Capital leases and long-term financing obligations, less current maturities	229,263	221,315
Deferred revenue	29,223	29,512
Other	32,508	32,055
Total long-term liabilities	$ 514,620	$ 506,288
Commitments and contingencies (Note 7)
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, 25,501,618 shares issued and 24,552,476 shares outstanding at March 31, 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 March 31, 2016 and December 31, 2015, respectively	(24,349)	(21,289)
Paid-in capital	504,729	502,975
Accumulated deficit	(190,444)	(192,669)
Total stockholders’ equity	290,696	289,771
Total liabilities and stockholders’ equity	$ 910,195	$ 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.