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Parent Company Only Condensed Financial Statements - Consolidated Statements of Cash Flow (Details) - USD ($) shares in Thousands, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Share-based compensation | $ 4,032 | $ 3,452 | $ 3,427
Net cash provided by operating activities | 92,457 | 108,808 | 45,791
Cash flows from investing activities: |  |  |
Net cash paid for acquisitions and dispositions | (23,377) | 0 | 4,456
Net cash used in investing activities | (378,520) | (331,618) | (312,444)
Cash flows from financing activities: |  |  |
Proceeds from Notes Payable | 41,000 | 2,000 | 10,000
Repayments of Notes Payable | 8,714 | 0 | 10,000
Cash dividends paid | (16,568) | (10,845) | (10,249)
Payments for Repurchase of Common Stock | 15,526 | 19,387 | 16,636
Net cash provided by financing activities | 256,767 | 266,039 | 221,174
Net (decrease) increase in cash and cash equivalents | (29,296) | 43,229 | (45,479)
Cash and cash equivalents, beginning of period | 196,552 | 153,323 | 198,802
Cash and cash equivalents, end of period | $ 167,256 | $ 196,552 | $ 153,323
Noncash transactions: |  |  |
Stock Issued During Period, Shares, Acquisitions | 171,885 | 0 | 141,729
Parent [Member] |  |  |
Cash flows from operating activities: |  |  |
Net income available to common shareholders | $ 92,739 | $ 89,217 | $ 48,190
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Share-based compensation | 4,032 | 3,452 | 3,427
Net income of subsidiaries | (104,223) | (94,898) | (55,053)
Dividends from subsidiaries | 61,500 | 31,200 | 20,000
Other, net | (1,063) | (953) | (1,806)
Net cash provided by operating activities | 52,985 | 28,018 | 14,758
Cash flows from investing activities: |  |  |
Net cash paid for acquisitions and dispositions | (36,015) | 0 | (25,187)
Purchases of other investments | (2,634) | (2,729) | (3,679)
Proceeds from distributions on other investments | 1,271 | 1,911 | 1,634
Net cash used in investing activities | (37,378) | (818) | (27,232)
Cash flows from financing activities: |  |  |
Proceeds from Notes Payable | 1,000 | 2,000 | 10,000
Repayments of Notes Payable | 3,000 | 0 | 10,000
Cash dividends paid | (16,569) | (10,845) | (10,249)
Payments for Repurchase of Common Stock | 15,526 | 19,387 | 16,636
Payments for the repurchase of equity instruments, net | (212) | (2,576) | (2,909)
Net cash provided by financing activities | (21) | (30,808) | (29,794)
Net (decrease) increase in cash and cash equivalents | 15,586 | (3,608) | (42,268)
Cash and cash equivalents, beginning of period | 6,369 | 9,977 | 52,245
Cash and cash equivalents, end of period | $ 21,955 | $ 6,369 | $ 9,977
Noncash transactions: |  |  |
Stock Issued During Period, Shares, Acquisitions | 171,885 | 0 | 141,729
Proceeds from Issuance of Long-term Debt | $ 40,000 | $ 0 | $ 0
Repayments of Long-term Debt | $ (5,714) | $ 0 | $ 0

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