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CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands | Sep. 30, 2017 | Dec. 31, 2016
--- | --- | ---
Current assets: |  |
Cash and cash equivalents | $ 17,792 | $ 51,167
Contracts receivable and retainage, net | 25,513 | 20,169
Contracts in progress | 42,810 | 26,829
Prepaid expenses and other assets | 4,158 | 3,222
Inventory | 12,325 | 11,973
Assets held for sale | 107,010 | 0
Total current assets | 209,608 | 113,360
Property, plant and equipment, net | 90,989 | 206,222
Other assets | 2,783 | 2,826
Total assets | 303,380 | 322,408
Current liabilities: |  |
Accounts payable | 21,457 | 9,021
Advance billings on contracts | 4,367 | 3,977
Deferred revenue, current | 4,148 | 11,881
Accrued contract losses | 1,982 | 387
Accrued expenses and other liabilities | 13,685 | 10,032
Income tax payable | 0 | 50
Total current liabilities | 45,639 | 35,348
Net deferred tax liabilities | 12,999 | 23,234
Deferred revenue, noncurrent | 0 | 489
Other liabilities | 895 | 305
Total liabilities | 59,533 | 59,376
Shareholders’ equity: |  |
Preferred stock, no par value, 5,000,000 shares authorized, no shares issued and outstanding | 0 | 0
Common stock, no par value, 20,000,000 shares authorized, 14,851,949 issued and outstanding at September 30, 2017, and 14,695,020 at December 31, 2016, respectively | 10,817 | 10,641
Additional paid-in capital | 100,388 | 98,813
Retained earnings | 132,642 | 153,578
Total shareholders’ equity | 243,847 | 263,032
Total liabilities and shareholders’ equity | $ 303,380 | $ 322,408

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