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Consolidated Balance Sheets - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Current assets |  |
Cash and cash equivalents (Note 9) | $ 6,158 | $ 4,831
Accounts receivable | 143,827 | 119,504
Inventories | 7,462 | 5,705
Prepaid income taxes | 10,074 | 10,646
Prepaid expenses | 23,150 | 19,154
Total current assets | 190,671 | 159,840
Investments of deferred compensation plans held in trust (Note 14 and 16) | 77,446 | 65,624
Properties and equipment, at cost, less accumulated depreciation (Note 12) | 175,763 | 162,033
Lease right of use asset (Note 13) | 111,652 |
Identifiable intangible assets less accumulated amortization of $37,620 (2018 - $33,283) (Note 6) | 126,370 | 68,253
Goodwill | 577,367 | 510,570
Other assets | 9,048 | 9,209
Total Assets | 1,268,317 | 975,529
Current liabilities |  |
Accounts payable | 51,101 | 50,150
Accrued insurance | 50,328 | 46,095
Accrued compensation | 70,814 | 63,329
Accrued legal | 6,941 | 1,857
Short-term lease liability (Note 13) | 39,280 |
Other current liabilities | 43,756 | 30,239
Total current liabilities | 262,220 | 191,670
Deferred income taxes (Note 11) | 18,504 | 21,598
Long-term debt (Note 3) | 90,000 | 89,200
Deferred compensation liabilities (Note 14) | 76,446 | 64,616
Long-term lease liability (Note 13) | 86,656 |
Other liabilities | 7,883 | 17,111
Total Liabilities | 541,709 | 384,195
Commitments and contingencies (Note 17) |  |
Stockholders' Equity |  |
Capital stock - authorized 80,000,000 shares $1 par; issued 35,810,528 shares (2018 - 35,311,418 shares) | 35,811 | 35,311
Paid-in capital | 860,671 | 774,358
Retained earnings | 1,425,752 | 1,225,617
Treasury stock - 19,867,220 shares (2018 - 19,438,358 shares), at cost | (1,597,940) | (1,446,296)
Deferred compensation payable in Company stock (Note 14) | 2,314 | 2,344
Total Stockholders' Equity | 726,608 | 591,334
Total Liabilities and Stockholders' Equity | $ 1,268,317 | $ 975,529

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