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v3.10.0.1

Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017
Operating activities |  |
Net earnings | $ 128,574 | $ 94,074
Depreciation and amortization | 78,730 | 52,992
Deferred income tax | 6,137 | 18,330
Earnings from equity method investments | (1,321) | (923)
Stock option expense | 6,394 | 4,425
Allowance for uncollectible accounts receivable | 6,925 | 4,695
Amortization of advisor loans | 17,107 | 14,353
Other | 11,586 | 9,828
Net changes from operating assets / liabilities |  |
Accounts receivable | (54,229) | (38,050)
Contract assets | 3,869 | (17,202)
Prepaid expenses and other assets | (8,952) | (2,888)
Accounts payable and accrued expenses | 14,180 | 16,075
Accrued compensation | 36,850 | 57,935
Income tax payable | 6,761 | (985)
Contract liabilities | 6,481 | 4,581
Other liabilities | 2,761 | 2,097
Contingent acquisition consideration paid | (4,365) | (6,487)
Net cash provided by operating activities | 257,488 | 212,850
Investing activities |  |
Acquisitions of businesses, net of cash acquired (note 3) | (586,242) | (58,674)
Disposition of business, net of cash disposed (note 3) | 17,286 |
Purchases of fixed assets | (35,579) | (39,472)
Advisor loans issued | (23,680) | (38,266)
Other investing activities | 81 | (4,835)
Net cash used in investing activities | (628,134) | (141,247)
Financing activities |  |
Increase in long-term debt | 985,755 | 314,925
Repayment of long-term debt | (800,032) | (336,514)
Issuance of senior notes | 244,938 |
Purchases of subsidiary shares from non-controlling interests | (3,720) | (40,915)
Sale of interests in subsidiaries to non-controlling interests | 2,389 | 3,937
Contingent acquisition consideration paid | (15,503) | (4,700)
Proceeds received on exercise of stock options | 7,420 | 5,640
Dividends paid to common shareholders | (3,906) | (3,875)
Distributions paid to non-controlling interests | (18,871) | (20,797)
Financing fees paid | (3,242) | (1,634)
Net cash provided by (used in) financing activities | 395,228 | (83,933)
Effect of exchange rate changes on cash | (6,073) | 7,705
Increase (decrease) in cash and cash equivalents | 18,509 | (4,625)
Cash and cash equivalents, beginning of year | 108,523 | 113,148
Cash and cash equivalents, end of year | $ 127,032 | $ 108,523

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