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Consolidated Balance Sheets - USD ($) $ in Thousands | Jul. 05, 2015 | Dec. 31, 2014
--- | --- | ---
Current assets: |  |
Cash and cash equivalents | $ 61,691 | $ 55,694
Short-term investments | 223,464 | 90,456
Accounts receivable, less reserves of $752 and $820 in 2015 and 2014, respectively | 44,728 | 40,053
Unbilled revenue | 51,648 | 0
Inventories | 39,400 | 29,223
Deferred income taxes | 9,248 | 8,985
Prepaid expenses and other current assets | 20,997 | 17,686
Held for sale assets | 38,927 | 29,814
Total current assets | 490,103 | 271,911
Long-term investments | 233,752 | 400,845
Property, plant, and equipment, net | 49,905 | 45,963
Deferred income taxes | 16,649 | 14,452
Intangible assets, net | 7,653 | 9,670
Goodwill | 77,388 | 77,388
Other assets | 2,756 | 1,505
Total assets | 878,206 | 821,734
Current liabilities: |  |
Accounts payable | 15,202 | 17,223
Accrued expenses | 31,276 | 35,614
Accrued income taxes | 397 | 1,048
Deferred revenue | 18,994 | 14,598
Held for sale liabilities | 14,598 | 12,191
Total current liabilities | 80,467 | 80,674
Reserve for income taxes | $ 4,603 | $ 4,623
Commitments and contingencies |  |
Shareholders’ equity: |  |
Common stock, $.002 par value – Authorized: 140,000 shares, issued and outstanding: 87,102 and 86,542 shares in 2015 and 2014, respectively | $ 174 | $ 173
Additional paid-in capital | 294,155 | 251,717
Retained earnings | 546,205 | 523,946
Accumulated other comprehensive loss, net of tax | (47,398) | (39,399)
Total shareholders’ equity | 793,136 | 736,437
Total liabilities and shareholders' equity | $ 878,206 | $ 821,734

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