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Commitments and Contingencies - Noncontrolling Interest Holder Put Agreements and Company Call Arrangements (Details) - USD ($) $ in Thousands |  | 9 Months Ended |
--- | --- | --- | ---
Jul. 11, 2017 | Sep. 30, 2017 | Jun. 30, 2017
Redeemable Noncontrolling Interest [Line Items] |  |  |
Accretion of redeemable noncontrolling interests and equity |  | $ 14,441 |
Purchase of noncontrolling interest |  | $ 834 |
Pearl Retail Solutions Private Limited and Creative Arts Education Society |  |  |
Redeemable Noncontrolling Interest [Line Items] |  |  |
Noncontrolling interest, noncontrolling owners, ownership percent |  | 10.00% | 45.00%
Puttable Non-controlling Interest |  |  |
Redeemable Noncontrolling Interest [Line Items] |  |  |
Total redeemable noncontrolling interests and equity |  | $ 11,911 |
Estimated Value as of September 30, 2017 redeemable within 12-months: |  | 11,911 |
Puttable Common Stock | Pearl Retail Solutions Private Limited and Creative Arts Education Society |  |  |
Redeemable Noncontrolling Interest [Line Items] |  |  |
Total redeemable noncontrolling interests and equity |  | 1,835 |
Estimated Value as of September 30, 2017 redeemable within 12-months: |  | $ 1,835 |
Noncontrolling interest, noncontrolling owners, ownership percent | 10.00% |  | 45.00%
Noncontrolling interest, noncontrolling owners, interest acquired | 35.00% |  |
Purchase of noncontrolling interest | $ 11,400 |  |
Callable Noncontrolling Interest, Common Stock | Pearl Retail Solutions Private Limited and Creative Arts Education Society |  |  |
Redeemable Noncontrolling Interest [Line Items] |  |  |
Noncontrolling interest, noncontrolling owners, ownership percent |  |  | 35.00%
Percentage of noncontrolling interest of ownership percentage by noncontrolling owners |  |  | 78.00%

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- Definition Decrease in noncontrolling interest (for example, but not limited to, redeeming or purchasing the interests of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest) by the non-wholly owned subsidiary from the noncontrolling interests). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 23 -URI http://asc.fasb.org/extlink&oid=68079674&loc=SL4569655-111683 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=68079674&loc=SL4616395-111683 + Details
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- Definition As of the reporting date, the aggregate carrying amount of all noncontrolling interests which are redeemable by the (parent) entity (1) at a fixed or determinable price on a fixed or determinable date, (2) at the option of the holder of the noncontrolling interest, or (3) upon occurrence of an event that is not solely within the control of the (parent) entity. This item includes noncontrolling interest holder's ownership (or holders' ownership) regardless of the type of equity interest (common, preferred, other) including all potential organizational (legal) forms of the investee entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 480 -SubTopic 10 -Section S99 -Paragraph 3A -Subparagraph (12)(c) -URI http://asc.fasb.org/extlink&oid=65877616&loc=SL6540498-122764 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 480 -SubTopic 10 -Section S99 -Paragraph 3A -Subparagraph (16)(c) -URI http://asc.fasb.org/extlink&oid=65877616&loc=SL6540498-122764 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 480 -SubTopic 10 -Section S99 -Paragraph 3A -Subparagraph 15 -URI http://asc.fasb.org/extlink&oid=65877616&loc=SL6540498-122764 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 480 -SubTopic 10 -Section S99 -Paragraph 3A -Subparagraph 14 -URI http://asc.fasb.org/extlink&oid=65877616&loc=SL6540498-122764 + Details
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