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Shareholders' Equity - Changes in Shareholders' Equity (Details) - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019
Changes in shareholders' equity that are attributable to the Company's shareholders and to non controlling interests |  |  |  |
Beginning Balance | $ 944,295 | $ 1,021,538 | $ 996,048 | $ 1,039,904
Proceeds from exercise of stock options |  | 182 | 1 | 1,259
Stock-based compensation expense | 4,689 | 4,739 | 19,163 | 16,919
Dividends paid | (58,527) | (58,200) | (174,687) | (174,322)
Other adjustment to additional paid-in capital | 280 |  | 9,479 |
Purchase of treasury shares | (280) |  | (9,562) |
Shares withheld for net settlements of share- based awards |  | (2) | (2,789) | (4,177)
Issuance of common stock - ESPP | 170 | 150 | 465 | 400
Net income (loss) | 39,172 | 45,885 | 100,947 | 128,370
Other comprehensive income (loss) | 2,485 | (7,288) | (6,781) | (381)
Ending Balance | 932,284 | 1,007,004 | 932,284 | 1,007,004
Accounting Standards Update 2016-02 |  |  |  |
Changes in shareholders' equity that are attributable to the Company's shareholders and to non controlling interests |  |  |  |
Other comprehensive income (loss) |  |  |  | (1,349)
Common shares |  |  |  |
Changes in shareholders' equity that are attributable to the Company's shareholders and to non controlling interests |  |  |  |
Beginning Balance | $ 1,262 | $ 1,254 | $ 1,254 | $ 1,248
Beginning Balance (shares) | 121,371 | 121,213 | 121,225 | 120,585
Proceeds from exercise of stock options |  | $ 1 |  | $ 1
Proceeds from exercise of stock options (shares) |  | 15 |  | 78
Restricted stock granted |  |  | $ 9 | $ 8
Restricted stock granted (shares) |  | 0 | 900 | 788
Restricted stock canceled |  | $ (1) |  |
Restricted stock canceled (shares) | (22) | (14) | (49) | (52)
Purchase of treasury shares (in shares) | (25) |  | (602) |
Shares withheld for net settlements of share- based awards |  |  | $ (1) | $ (2)
Shares withheld for net settlements of share-based awards (shares) | (1) | (1) | (174) | (198)
Issuance of common stock - ESPP |  | $ 1 |  |
Issuance of common stock - ESPP (shares) | 16 | 9 | 39 | 21
Ending Balance | $ 1,262 | $ 1,255 | $ 1,262 | $ 1,255
Ending Balance (shares) | 121,339 | 121,222 | 121,339 | 121,222
Additional Paid-In Capital |  |  |  |
Changes in shareholders' equity that are attributable to the Company's shareholders and to non controlling interests |  |  |  |
Beginning Balance | $ 1,252,037 | $ 1,220,242 | $ 1,230,865 | $ 1,210,916
Proceeds from exercise of stock options |  | 181 | 1 | 1,258
Stock-based compensation expense | 4,689 | 4,739 | 19,163 | 16,919
Restricted stock granted |  |  | (9) | (8)
Restricted stock canceled |  | 1 |  |
Other adjustment to additional paid-in capital | 280 |  | 9,479 |
Shares withheld for net settlements of share- based awards |  | (2) | (2,788) | (4,175)
Issuance of common stock - ESPP | 170 | 149 | 465 | 400
Ending Balance | 1,257,176 | 1,225,310 | 1,257,176 | 1,225,310
Distributions in Excess of Earnings |  |  |  |
Changes in shareholders' equity that are attributable to the Company's shareholders and to non controlling interests |  |  |  |
Beginning Balance | (174,038) | (87,339) | (119,779) | (52,868)
Dividends paid | (58,527) | (58,200) | (174,687) | (174,322)
Net income (loss) | 39,220 | 45,932 | 101,121 | 128,551
Ending Balance | (193,345) | (99,607) | (193,345) | (99,607)
Distributions in Excess of Earnings | Cumulative Effect Period of Adoption Adjustment | Accounting Standards Update 2018-02 |  |  |  |
Changes in shareholders' equity that are attributable to the Company's shareholders and to non controlling interests |  |  |  |
Beginning Balance |  |  |  | (968)
Accumulated Other Comprehensive Loss |  |  |  |
Changes in shareholders' equity that are attributable to the Company's shareholders and to non controlling interests |  |  |  |
Beginning Balance | (29,554) | (16,716) | (20,335) | (23,618)
Other comprehensive income (loss) | 2,481 | (7,273) | (6,738) |
Ending Balance | (27,073) | (23,989) | (27,073) | (23,989)
Accumulated Other Comprehensive Loss | Accounting Standards Update 2016-02 |  |  |  |
Changes in shareholders' equity that are attributable to the Company's shareholders and to non controlling interests |  |  |  |
Other comprehensive income (loss) |  |  |  | (1,339)
Accumulated Other Comprehensive Loss | Cumulative Effect Period of Adoption Adjustment | Accounting Standards Update 2018-02 |  |  |  |
Changes in shareholders' equity that are attributable to the Company's shareholders and to non controlling interests |  |  |  |
Beginning Balance |  |  |  | 968
Treasury shares |  |  |  |
Changes in shareholders' equity that are attributable to the Company's shareholders and to non controlling interests |  |  |  |
Beginning Balance | $ (104,457) | $ (95,175) | $ (95,175) | $ (95,175)
Beginning Balance (shares) | 4,787 | 4,210 | 4,210 | 4,210
Purchase of treasury shares | $ (280) |  | $ (9,562) |
Purchase of treasury shares (in shares) | 25 |  | 602 |
Ending Balance | $ (104,737) | $ (95,175) | $ (104,737) | $ (95,175)
Ending Balance (shares) | 4,812 | 4,210 | 4,812 | 4,210
Noncontrolling Interests |  |  |  |
Changes in shareholders' equity that are attributable to the Company's shareholders and to non controlling interests |  |  |  |
Beginning Balance | $ (955) | $ (728) | $ (782) | $ (599)
Net income (loss) | (48) | (47) | (174) | (181)
Other comprehensive income (loss) | 4 | (15) | (43) |
Ending Balance | $ (999) | $ (790) | $ (999) | (790)
Noncontrolling Interests | Accounting Standards Update 2016-02 |  |  |  |
Changes in shareholders' equity that are attributable to the Company's shareholders and to non controlling interests |  |  |  |
Other comprehensive income (loss) |  |  |  | $ (10)

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