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Share Repurchase Authorization - Textual (Details) - USD ($) | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Mar. 14, 2019 | Oct. 31, 2018
Shares Repurchase Authorization [Line Items] |  |  |  |
Shares of common stock repurchased | 37,000 | 1,061,000 |  |
Share Repurchase Program October 2018 [Member] |  |  |  |
Shares Repurchase Authorization [Line Items] |  |  |  |
Stock repurchase, authorization termination date | Oct. 25, 2019 |  |  |
Share Repurchase Program March 2019 [Member] |  |  |  |
Shares Repurchase Authorization [Line Items] |  |  |  |
Shares of common stock repurchased | 0 |  |  |
Maximum [Member] | Share Repurchase Program October 2018 [Member] |  |  |  |
Shares Repurchase Authorization [Line Items] |  |  |  |
Stock repurchase, authorized amount |  |  |  | $ 40,000,000
Maximum [Member] | Share Repurchase Program March 2019 [Member] |  |  |  |
Shares Repurchase Authorization [Line Items] |  |  |  |
Stock repurchase, authorized amount |  |  | $ 80,000,000 |

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- Definition Shares repurchase authorization. + References No definition available. + Details
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- Definition Amount of stock repurchase plan authorized. + References No definition available. + Details
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- Definition Expiration date for the purchase of an entity's own shares under a stock repurchase plan, in the CCYY-MM-DD format. + References No definition available. + Details
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- Definition Number of shares that have been repurchased and retired during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 + Details
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