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CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands | Jun. 30, 2019 | Sep. 30, 2018
--- | --- | ---
Current assets: |  |
Cash and cash equivalents | $ 59,648 | $ 99,137
Contracts receivable including retainage, net | 134,709 | 120,291
Costs and estimated earnings in excess of billings on uncompleted contracts | 14,043 | 9,334
Inventories | 37,069 | 24,556
Prepaid expenses and other current assets | 13,533 | 14,137
Total current assets | 259,002 | 267,455
Property, plant and equipment, net | 201,712 | 178,692
Goodwill | 36,968 | 32,919
Intangible assets, net | 3,091 | 3,735
Investment in joint venture | 384 | 1,659
Other assets | 6,292 | 10,270
Deferred income taxes, net | 1,575 | 1,580
Total assets | 509,024 | 496,310
Current liabilities: |  |
Accounts payable | 65,232 | 63,510
Billings in excess of costs and estimated earnings on uncompleted contracts | 32,344 | 38,738
Current maturities of debt | 14,771 | 14,773
Accrued expenses and other current liabilities | 19,028 | 17,520
Total current liabilities | 131,375 | 134,541
Long-term liabilities: |  |
Long-term debt, net of current maturities | 37,096 | 48,115
Deferred income taxes, net | 8,749 | 8,890
Other long-term liabilities | 5,621 | 5,295
Total long-term liabilities | 51,466 | 62,300
Total liabilities | 182,841 | 196,841
Commitments and contingencies |  |
Stockholders' equity: |  |
Preferred stock, par value $0.001; 10,000,000 shares authorized and no shares issued and outstanding at June 30, 2019 and September 30, 2018 | 0 | 0
Additional paid-in capital | 242,639 | 242,493
Treasury stock, at cost, 2,922,952 shares of Class B common stock, par value $0.001 | (15,603) | (15,603)
Retained earnings | 99,093 | 72,525
Total stockholders' equity | 326,183 | 299,469
Total liabilities and stockholders' equity | 509,024 | 496,310
Class A Common Stock |  |
Stockholders' equity: |  |
Common stock | 32 | 12
Total stockholders' equity | 32 | 12
Class B Common Stock |  |
Stockholders' equity: |  |
Common stock | 22 | 42
Total stockholders' equity | $ 22 | $ 42

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