CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 89,075	$ 61,046
Accounts receivable, less allowances of $2,221 and $2,052, respectively	18,084	21,580
Tax receivables	158	429
Prepaid expenses and other	7,241	5,407
Inventory	2,221	3,257
Escrow receivables	0	275
Deferred income tax assets, less valuation allowance of $15,176 and $9,122, respectively	3,389	3,915
Total current assets	120,168	95,909
Property and equipment, at cost:
Land, buildings and improvements	3,226	3,153
Paging and computer equipment	120,850	121,002
Furniture, fixtures and vehicles	4,143	3,681
Property and equipment, gross	128,219	127,836
Less accumulated depreciation and amortization	107,097	107,027
Property and equipment, net	21,122	20,809
Goodwill	133,031	133,031
Other intangibles, net	25,368	30,333
Deferred income tax assets, less valuation allowance of $104,101 and $109,601, respectively	25,494	41,239
Deferred financing costs, net	456	714
Other assets	1,259	592
TOTAL ASSETS	326,898	322,627
Current liabilities:
Accounts payable	1,726	2,205
Accrued compensation and benefits	12,445	15,213
Accrued network cost	1,169	1,388
Accrued taxes	3,959	4,171
Accrued severance and restructuring	1,474	2,593
Accrued other	3,031	4,895
Consideration payable	0	275
Customer deposits	5,397	2,090
Deferred revenue	17,626	27,896
Total current liabilities	46,827	60,726
Long-term debt	0	0
Deferred revenue	862	693
Other long-term liabilities	9,259	9,789
TOTAL LIABILITIES	56,948	71,208
COMMITMENTS AND CONTINGENCIES (NOTE 9)
STOCKHOLDERS' EQUITY:
Preferred stock—$0.0001 par value; 25,000,000 shares authorized; no shares issued or outstanding	0	0
Common stock—$0.0001 par value; 75,000,000 shares authorized; 21,652,341 shares issued and outstanding at December 31, 2013 and 21,442,623 shares issued and 21,701,353 shares outstanding at December 31, 2012	2	2
Additional paid-in capital	127,264	125,212
Retained earnings	142,684	126,205
TOTAL STOCKHOLDERS' EQUITY	269,950	251,419
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 326,898	$ 322,627